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Study sets matching "statistics vocabulary"

15 terms
Statistics Vocabulary
Mean
Median
Mode
Range
Mean
Median
39 terms
Statistics: Unit 1 Vocabulary
Population
Sample
Sampling
Census
The entire group of individuals we want data or information a…
The subset of population we collect data from.
Studying a part to gain info about the whole (studying the sa…
Contacts every individual of the population.
Population
The entire group of individuals we want data or information a…
Sample
The subset of population we collect data from.
26 terms
Statistics Vocabulary
Data
Statistics
Population
Sample
consists of information coming from observations, counts, mea…
The science of collecting, organizing, analyzing, and interpr…
A type of data set that is the collection of all outcomes, re…
A type of data set that is a subset, or part, of a population.
Data
consists of information coming from observations, counts, mea…
Statistics
The science of collecting, organizing, analyzing, and interpr…
15 terms
Statistics Vocabulary
bell curve
statistic
variance
standard deviation
the shape of a normal or standard normal distribution
a data value that summarizes something about a population or…
standard deviation squared; measures the spread of the data
represented by sigma; measures the spread of the data
bell curve
the shape of a normal or standard normal distribution
statistic
a data value that summarizes something about a population or…
61 terms
AP Statistics Vocabulary
Symmetric
Parameter
Statistic
Median
data on which both sides are fairly the same shape and size.…
value of a population (typically unknown)
a calculated value about a population from a sample(s).
the middle point of the data (50th percentile) when the data…
Symmetric
data on which both sides are fairly the same shape and size.…
Parameter
value of a population (typically unknown)
31 terms
Descriptive Statistics Vocabulary
Data
Population
Categorical variable
Quantitative variable
Systematically recorded information, together with its context.
All the cases that we wish we knew about.
A variable that names categories.
A variable in which the numbers act as numerical values. Alwa…
Data
Systematically recorded information, together with its context.
Population
All the cases that we wish we knew about.
13 terms
Statistics Vocabulary
Statistics
Population
Sample
Random Sample
The science of collecting, organizing, analyzing, and interpr…
A type of data set that is the collection of all outcomes, re…
A type of data set that is a subset, or part, of a population.
Statistics
The science of collecting, organizing, analyzing, and interpr…
Population
A type of data set that is the collection of all outcomes, re…
Statistics Vocabulary
Mean
median
mode
range
adding numbers and then dividing the sum by the number of dig…
list orders from least to greatest; the number in the middle…
the number that appears most often in a set of data **there c…
The difference (-) between the greatest and least values in a…
Mean
adding numbers and then dividing the sum by the number of dig…
median
list orders from least to greatest; the number in the middle…
32 terms
Statistics: Unit 1.2 Vocabulary
Qualitative
Quantitative
Distribution
Marginal Distribution
AKA: Categorical. A variable that places an individual into o…
A variable that takes numerical values for which it makes sen…
The distribution of a variable tells us what values the varia…
In a two-way table; is the distribution values of THAT variab…
Qualitative
AKA: Categorical. A variable that places an individual into o…
Quantitative
A variable that takes numerical values for which it makes sen…
32 terms
Statistics Vocabulary
population
sample
statistics
mode
the entire group of objects or individuals considered for a s…
a part of a population. i.e. the girls in the 10th grade class
the math of data (information)
the number or numbers that occur most frequently in a set of…
population
the entire group of objects or individuals considered for a s…
sample
a part of a population. i.e. the girls in the 10th grade class
48 terms
Statistics vocabulary--definitions
Descriptive Statistics
Inferential Statistics
population
sample
The process of organizing and summarizing data. Usually done…
procedures used to draw conclusions about populations based o…
A group of people, things, or objects that are being studied
A subset of a population
Descriptive Statistics
The process of organizing and summarizing data. Usually done…
Inferential Statistics
procedures used to draw conclusions about populations based o…
57 terms
Statistics Summer Assignment Vocabulary
Quantitative Variable
Categorical Variable
discrete data vs continuous data
descriptive statistics vs inferential…
Variables that are numerical and represent measures of quanti…
Variables that take on values that are names or labels.
If a variable can take on any value between two specified val…
Descriptive statistics provide a concise summary of data whic…
Quantitative Variable
Variables that are numerical and represent measures of quanti…
Categorical Variable
Variables that take on values that are names or labels.
16 terms
Statistics Vocabulary
data
mean
median
mode
the pieces of information, facts and statistics collected tog…
A measure of center in a set of numerical data, computed by a…
The middle number of a set of numbers (must be put in order)
The value that occurs most frequently in a given data set.
data
the pieces of information, facts and statistics collected tog…
mean
A measure of center in a set of numerical data, computed by a…
26 terms
Statistics Vocabulary Chapter 2
bar graph
categorical frequency distribution
class
class boundaries
represents the data by using vertical or horizontal bars whos…
a frequency distribution used when the data are categorical (…
quantitative or qualitative category
the upper and lower values of a class for a grouped frequency…
bar graph
represents the data by using vertical or horizontal bars whos…
categorical frequency distribution
a frequency distribution used when the data are categorical (…
11 terms
Statistics Vocabulary
scatter plot
clustering
outliers
positive association (correlation)
A graph with points plotted to show a possible relationship b…
Data values occurring close together
Numbers that are much greater or much less than the other num…
An association in which high levels of one variable go with h…
scatter plot
A graph with points plotted to show a possible relationship b…
clustering
Data values occurring close together
8 terms
Statistics Vocabulary
maximum
mean
measures of center
measures of spread
the greatest value for a data set
the average of a set of data; the sum of the data divided by…
measures that represent the center of the distribution of val…
measures that represent the extent to which the values of a d…
maximum
the greatest value for a data set
mean
the average of a set of data; the sum of the data divided by…
11 terms
Statistics Vocabulary
scatter plot
clustering
outliers
positive association (correlation)
A graph with points plotted to show a possible relationship b…
Data values occurring close together
Numbers that are much greater or much less than the other num…
An association in which high levels of one variable go with h…
scatter plot
A graph with points plotted to show a possible relationship b…
clustering
Data values occurring close together
91 terms
Statistics Vocabulary
Anecdotal Evidence
Experiment
Treatment
Random Assignment
- Ideas from situations that have little scientific value ... -…
- Study in which experimenter actively imposes treatment on s…
- Explanatory variable imposed on group
- Preferred method of assigning subjects to treatments ... - Eac…
Anecdotal Evidence
- Ideas from situations that have little scientific value ... -…
Experiment
- Study in which experimenter actively imposes treatment on s…
Statistics Vocabulary
biased
unbiased
univariate
bivariate
one outcome is favored by giving hints to you, you don't ask…
is completely random
one variable
two variables, often has the word "and"
biased
one outcome is favored by giving hints to you, you don't ask…
unbiased
is completely random
24 terms
Unit 7: Statistics Vocabulary
Statistical Question
Measure of Center
Mean
Median
A question that has variable answers.
A single number used to describe a set of data.
"Average;" the sum of all the data values, divided by the num…
"Middle;" the middle value of an ordered data set.
Statistical Question
A question that has variable answers.
Measure of Center
A single number used to describe a set of data.
8 terms
Statistics Vocabulary
Association
Bivariate
Correlation
Frequency
A description of how data sets are related.
A set of data that is made of two variables.
A description of the relationship between two data sets.
The number of times a value or response appears in a data set.
Association
A description of how data sets are related.
Bivariate
A set of data that is made of two variables.
30 terms
Descriptive Statistics Vocabulary
descriptive statistics
categorical data
numerical data
discrete numerical data
The branch of statistics that includes numerical, graphical,…
Data that records qualities or characteristics of an individu…
data that can be counted or measured (Also called quantitativ…
Possible values are isolated points along the number line
descriptive statistics
The branch of statistics that includes numerical, graphical,…
categorical data
Data that records qualities or characteristics of an individu…
16 terms
Statistics Vocabulary
Box-and-whisker plot
Frequency
Histogram
Interquartile range (IQR)
A diagram that summarizes data using median , upper quartile…
The number of times an item, or event , occurs in a set of da…
A way of displaying data using vertical or horizontal bars th…
The difference between the upper quartile and the lower quart…
Box-and-whisker plot
A diagram that summarizes data using median , upper quartile…
Frequency
The number of times an item, or event , occurs in a set of da…
16 terms
Unit 1: Statistics Vocabulary
Box and Whisker Plot... (Box Plot)
Dot Plot
Histogram
Interquartile Range (IQR)
A graphic way of showing a summary of data using the median,…
A graphical display of data using dots.
A pictorial way of representing data.
A measure of variability, based on dividing a data set into q…
Box and Whisker Plot... (Box Plot)
A graphic way of showing a summary of data using the median,…
Dot Plot
A graphical display of data using dots.
18 terms
Statistics Vocabulary
Statistical Question
Measure of Center
Mean
Median
A question that has variable answers.
A single number used to describe a set of data.
"Average;" the sum of all the data values, divided by the num…
"Middle;" the middle value of an ordered data set.
Statistical Question
A question that has variable answers.
Measure of Center
A single number used to describe a set of data.
Statistics Chapter 1 Vocabulary
Statistics
Population
Sample
Parameter
Science of collecting, organizing, analyzing, and interpretin…
Collection of all outcomes, responses measurements, or counts…
Subset, or part, of a population.
Numerical description of a population characteristic.
Statistics
Science of collecting, organizing, analyzing, and interpretin…
Population
Collection of all outcomes, responses measurements, or counts…
15 terms
Statistics Chapter 6 Vocabulary
Degree of Freedom
What percentage is 1 standard deviatio…
What percentage is 2 standard deviatio…
What percentage is 3 standard deviatio…
sample size - 1 or n - 1
68%
95%
99.7%
Degree of Freedom
sample size - 1 or n - 1
What percentage is 1 standard deviatio…
68%
48 terms
Statistics vocabulary--definitions
Descriptive Statistics
Inferential Statistics
population
sample
The process of organizing and summarizing data. Usually done…
procedures used to draw conclusions about populations based o…
A group of people, things, or objects that are being studied
A subset of a population
Descriptive Statistics
The process of organizing and summarizing data. Usually done…
Inferential Statistics
procedures used to draw conclusions about populations based o…
40 terms
Chapter 4 Statistics Vocabulary
Population
Sample
Sample Survey
Convenience Sample
The ... in a statistical study is the entire group of individ…
A subset of individuals in the population from which we actua…
A study that uses an organized plan to choose a sample that r…
Choosing individuals from the population who are easy to reac…
Population
The ... in a statistical study is the entire group of individ…
Sample
A subset of individuals in the population from which we actua…
40 terms
AP Statistics Vocabulary Chapter 1
Individuals
Variable
Categorical Variable
Quantitative Variable
the objects described by a set of data. Individuals may be pe…
any characteristic of an individual. A variable can take diff…
places an individual into one of several groups or categories.
take numerical values for which it makes sense to find an ave…
Individuals
the objects described by a set of data. Individuals may be pe…
Variable
any characteristic of an individual. A variable can take diff…
48 terms
Statistics vocabulary--definitions
Descriptive Statistics
Inferential Statistics
population
sample
The process of organizing and summarizing data. Usually done…
procedures used to draw conclusions about populations based o…
A group of people, things, or objects that are being studied
A subset of a population
Descriptive Statistics
The process of organizing and summarizing data. Usually done…
Inferential Statistics
procedures used to draw conclusions about populations based o…
20 terms
Statistics Vocabulary Part 1
self-selected sample
random sample
systematic sample
stratified random sampling
members of the population select themselves by volunteering.
every member of the population has an equal chance of being s…
a rule is used to select members of the population.
the population is divided into distinct groups. Members are s…
self-selected sample
members of the population select themselves by volunteering.
random sample
every member of the population has an equal chance of being s…
39 terms
AP Statistics: Unit 1 Vocabulary
Population
Sample
Sampling
Census
The entire group of individuals we want data or information a…
The subset of population we collect data from.
Studying a part to gain info about the whole (studying the sa…
Contacts every individual of the population.
Population
The entire group of individuals we want data or information a…
Sample
The subset of population we collect data from.
14 terms
Statistics Vocabulary
Quantitative Data
Qualitative Data
Univariate Data
Bivariate Data
data expressed using exact quantities or numbers
data expressed using descriptive words
gives only one type of information (one survey question was a…
gives two types of information (two survey questions were ask…
Quantitative Data
data expressed using exact quantities or numbers
Qualitative Data
data expressed using descriptive words
11 terms
Statistics Vocabulary
Tally table
Frequency table
Histogram
Line Plot
table that uses tally marks t show how frequently something o…
table that uses numbers to show how frequently something ocurrs
bar graph displaying ranges of statistical data
graph showing frequency along number line
Tally table
table that uses tally marks t show how frequently something o…
Frequency table
table that uses numbers to show how frequently something ocurrs
71 terms
Statistics Vocabulary
Area Principle
Independence
Association
Dot Plot
The area occupied by a part of a graph should correspond to t…
The occurrence of one event does not affect the other.
When variable depends on another
When you put a dot along an axis for each case in the data
Area Principle
The area occupied by a part of a graph should correspond to t…
Independence
The occurrence of one event does not affect the other.
10 terms
Statistics Vocabulary
median
first quartile
third quartile
outlier
A concept in statistics that means the middle number in a set…
symbolized Q₁, represents the median of the lower 50%/half of…
Symbolized Q3, represents the median of the greater 50%/half…
a number in a set of data that is much larger or much smaller…
median
A concept in statistics that means the middle number in a set…
first quartile
symbolized Q₁, represents the median of the lower 50%/half of…
21 terms
Statistics Vocabulary
Census
Data
Parameter
Population
An official survey of an entire population.
Facts or information used usually to calculate or analyze som…
A measurable characteristic of a population.
the total amount of people in one area that can be surveyed.
Census
An official survey of an entire population.
Data
Facts or information used usually to calculate or analyze som…
13 terms
Statistics Vocabulary
Data
Statistics
Population
Sample
consists of information coming from observations, counts, mea…
The science of collecting, organizing, analyzing, and interpr…
A type of data set that is the collection of all outcomes, re…
A type of data set that is a subset, or part, of a population.
Data
consists of information coming from observations, counts, mea…
Statistics
The science of collecting, organizing, analyzing, and interpr…
Statistics Vocabulary
statistics
statistical inferences
population
sample
The practice or science of collecting and analyzing numerical…
The theory, methods, and practice of forming judgements about…
A complete set of items that share at least one property in c…
a set of data collected and or selected from a statistical po…
statistics
The practice or science of collecting and analyzing numerical…
statistical inferences
The theory, methods, and practice of forming judgements about…
46 terms
Statistics Vocabulary
Shifting
Re-scaling
Normal model
Context
Adding a constant to each data value adds the same constant t…
Multiplying each data value by a constant multiplies both the…
A useful family of models for unimodal, symmetric distributions
Ideally tells who was measured, what was measured, how the da…
Shifting
Adding a constant to each data value adds the same constant t…
Re-scaling
Multiplying each data value by a constant multiplies both the…
12 terms
Statistics Vocabulary
Statistical Question
Not Statistical Question
Variability
Data
A question that will have variability (variety) in the answers.
A question that will not have variability (no variety) in the…
Word that means variety, or different, or multiple
Word that means numerical information
Statistical Question
A question that will have variability (variety) in the answers.
Not Statistical Question
A question that will not have variability (no variety) in the…
28 terms
Statistics Vocabulary
Random Sample
Self-selected sample
Systematic sample
Stratified sample
Each member of the population has an equal chance of being se…
When you ask people to volunteer. All members chose to be inv…
A rule is used to select members of the sample.
The population divided into groups that share a characteristi…
Random Sample
Each member of the population has an equal chance of being se…
Self-selected sample
When you ask people to volunteer. All members chose to be inv…
10 terms
Statistics vocabulary
mean
median
mode
frequency
average; found by finding the sum of the data and then dividi…
the middle value
the data value that occurs most often within a data set
the number of times data is recorded
mean
average; found by finding the sum of the data and then dividi…
median
the middle value
71 terms
Statistics Vocabulary
Area Principle
Independence
Association
Dot Plot
The area occupied by a part of a graph should correspond to t…
The occurrence of one event does not affect the other.
When variable depends on another
When you put a dot along an axis for each case in the data
Area Principle
The area occupied by a part of a graph should correspond to t…
Independence
The occurrence of one event does not affect the other.
58 terms
Statistics Vocabulary
Statistics
Variable
Quantitative Data
Qualitative Data
the study of how to collect, organize, and interpret numerica…
a characteristic of the individual to be measured or observed.
an observation that has a value or numerical measurement for…
describes an individual by placing the individual into a cate…
Statistics
the study of how to collect, organize, and interpret numerica…
Variable
a characteristic of the individual to be measured or observed.
10 terms
Statistics Vocabulary
volunteer sample
biased sample
census
sample
A sample in which anyone who wants to participate can. This s…
This sample type occurs when the sampling method systematical…
This sample method collects data from every member of the pop…
A part of the larger population that we collect data from.
volunteer sample
A sample in which anyone who wants to participate can. This s…
biased sample
This sample type occurs when the sampling method systematical…
31 terms
Statistics Vocabulary
Observational Study
Cross-sectional study
Systematic Sampling
Confounding
to observe and measure specific characteristics, but we dont…
Data are observed, measured, and collected at one point in time
To select some starting point and then select every kth(such…
Occurs in an experiment when you are not able to distinguish…
Observational Study
to observe and measure specific characteristics, but we dont…
Cross-sectional study
Data are observed, measured, and collected at one point in time
10 terms
Statistics Vocabulary
Mean
Median
Mode
Range
Add all numbers and divide by the number of digits
Line up the numbers in chronological order and find the middl…
The number that appears the most
The difference between the highest and the lowest number
Mean
Add all numbers and divide by the number of digits
Median
Line up the numbers in chronological order and find the middl…
30 terms
Statistics Vocabulary
population
sample
categorical data
numerical data
entire collection of individuals or objects about which info…
subset of the population selected for study
qualitative, identifies basic differentiating characteristics…
quantitative, observations or measurements take on numerical…
population
entire collection of individuals or objects about which info…
sample
subset of the population selected for study
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