#### Study sets matching "statistics probability"

#### Study sets matching "statistics probability"

frequency table

relative frequency table

pictograph

circle graphs

shows how frequently each unique value appears in the set

shows the proportions of each unique value compared to the en…

graph, generally in the hoorizontal orientation, thta uses pi…

also known as pie charts, provide a visual depiction of the r…

frequency table

shows how frequently each unique value appears in the set

relative frequency table

shows the proportions of each unique value compared to the en…

Mean

Mode

Median

Range

the average of a group of numbers

The number that occurs most often in a set of data

The middle number in a set of numbers that are listed in order

the greatest number minus the least number

Mean

the average of a group of numbers

Mode

The number that occurs most often in a set of data

Box-and-Whisker Plot

Outlier

Quartile

Bar Graph

shows the distribution of data. The middle... half of the data i…

a number in a set of data that is much larger or much smaller…

1) Division of data into 4 equal parts

A graph that uses horizontal or vertical bars to display data

Box-and-Whisker Plot

shows the distribution of data. The middle... half of the data i…

Outlier

a number in a set of data that is much larger or much smaller…

Outcome

Probability

Random

Complementary event

Any one of the

**possible results**of an action.The

**likelihood**that a particular event will occurOutcomes occur at random if each outcome is equally likely to…

The events of

**one outcome happening**and that *outcome not h…Outcome

Any one of the

**possible results**of an action.Probability

The

**likelihood**that a particular event will occurProbability

Outcome

Event

Independent Event

is the measure of how likely an event is (where 0 indicates i…

is the result of a single trial of an experiment.

is one or more outcomes of an experiment

Two events, A and B, are independent if the fact that A occur…

Probability

is the measure of how likely an event is (where 0 indicates i…

Outcome

is the result of a single trial of an experiment.

Alpha

Alternate Hypothesis

Analysis of variance

Beta

committing a Type I error

Denoted by H(a), is the assertion that is contradictory to H(…

refers broadly to a collection of experimental situations and…

a Type II error

Alpha

committing a Type I error

Alternate Hypothesis

Denoted by H(a), is the assertion that is contradictory to H(…

Statistics ?

Variables?

What is Descriptive Statistics ?

What is Inferential Statistics?

Study of how to collect, organize, analyze, and interpret

Characteristics of the person or object being measured or obs…

Consists of the collection organization summarization and pre…

Uses probability (the chance of something occurring) to deter…

Statistics ?

Study of how to collect, organize, analyze, and interpret

Variables?

Characteristics of the person or object being measured or obs…

Theoretical Probability

Experimental Probability

Law of Large Numbers

Fundamental Counting Principle

the expected... probability and can be found with a formula.

determined by carrying out a simulation or an... experiment.

In experimental probability, as the number of trials... increase…

a computational procedure to determine the number of... possible…

Theoretical Probability

the expected... probability and can be found with a formula.

Experimental Probability

determined by carrying out a simulation or an... experiment.

Practical Significance

Statistical Significance

Parameter

Statistic

State practical significance/implications of the results

When results achieved are very unlikely to occur by chance

Numerical measurement describing some characteristic of a pop…

Numerical measurement describing a sample

Practical Significance

State practical significance/implications of the results

Statistical Significance

When results achieved are very unlikely to occur by chance

Random

Probability

sample space "S"

event "X"

individual outcomes are uncertain but there is nonetheless a…

Any outcome oa a random phenomenon is the proportion of times…

random phenomenon is the set of all possible outcomes

an outcome or a set of outcomes of arandom phenonmenon. That…

Random

individual outcomes are uncertain but there is nonetheless a…

Probability

Any outcome oa a random phenomenon is the proportion of times…

Frequency distribution

Event

Population

Mean

Given 2, 3, 1, 2, 1, 3, 2, 3, 4, 5, 4, 2, 2, 3: 1 happens 2 t…

is an outcome or a collection of outcomes... Examples:Rolling a…

The whole group from which a sample is taken; an entire group…

The mean is the average of the numbers: a calculated "central…

Frequency distribution

Given 2, 3, 1, 2, 1, 3, 2, 3, 4, 5, 4, 2, 2, 3: 1 happens 2 t…

Event

is an outcome or a collection of outcomes... Examples:Rolling a…

Probability

Counting Principle

Tree Diagram

Measures of Central Tendency

A measure of the likelihood that an event will occur.

If one event can happen M ways and another event can happen N…

A diagram that shows all of the possible arrangements of obje…

A single number that can represent a set of numbers. The mean…

Probability

A measure of the likelihood that an event will occur.

Counting Principle

If one event can happen M ways and another event can happen N…

Probability

Event

Compound Events

Outcome

is the chance that an event will occur or happen--likelihood

is a specific outcome or result

are two or more events happening one after the other

is one possible result of a probability event

Probability

is the chance that an event will occur or happen--likelihood

Event

is a specific outcome or result

Median

Mode

Arithmetic Mean

Central Tendency

The 'median' is the 'middle' value in a list of odd numbered…

The 'mode' of a set of data is the value in the set that occu…

The Arithmetic Mean is found by taking the sum of the data, a…

The center or middle of a distribution. There are many measur…

Median

The 'median' is the 'middle' value in a list of odd numbered…

Mode

The 'mode' of a set of data is the value in the set that occu…

Referring to skewness of distributions…

Skewed right plus an outlier on the ri…

Standard Deviation

IQR or Inter Quartile Range

...where the tail is.

Right

a quantity calculated to indicate the extent of deviation for…

Extending from Q1 to median to Q3.

Referring to skewness of distributions…

...where the tail is.

Skewed right plus an outlier on the ri…

Right

Fundamental Counting Principle

Counting Rule

Permutation

Permutation Formula

Identify the # of outcomes of a given experiment and encompas…

If one experiment can be performed in M ways, and a second ex…

An arrangement of specific objects in which order is of parti…

nPr=n!/(n-r)! ... n is the number of objects in a given set.... r i…

Fundamental Counting Principle

Identify the # of outcomes of a given experiment and encompas…

Counting Rule

If one experiment can be performed in M ways, and a second ex…

Mean

Mode

Median

Range

the average of a group of numbers

The number that occurs most often in a set of data

The middle number in a set of numbers that are listed in order

the greatest number minus the least number

Mean

the average of a group of numbers

Mode

The number that occurs most often in a set of data

probability

probability experiment

outcome

sample space

the likelihood that an event will occur

an action, or trial, through which specific results (counts,…

the result of a single trail in a probability experiment

the set of all possible outcomes of a probability experiment

probability

the likelihood that an event will occur

probability experiment

an action, or trial, through which specific results (counts,…

Bias

Accurate Data

Qualitative Variable

Random Samples on Calculator

If the design of a statistical study does NOT represent the w…

Data close to the target.

Any variable that measures categories. Categorical variables…

Click Math-->PRB-->5:RandInt(smallest #, biggest #, # to sele…

Bias

If the design of a statistical study does NOT represent the w…

Accurate Data

Data close to the target.

Mean

Mode

Median

Range

the average of a group of numbers

The number that occurs most often in a set of data

The middle number in a set of numbers that are listed in order

the greatest number minus the least number

Mean

the average of a group of numbers

Mode

The number that occurs most often in a set of data

mean (average)

first quartile

interquartile range

mean absolute deviation

sum of numbers in a set of data divided by the number of piec…

the median of the data values less than the median of the tot…

distance between the first and third quartiles of a data set

mean (average)

sum of numbers in a set of data divided by the number of piec…

first quartile

the median of the data values less than the median of the tot…

Frequency distribution

Event

Population

Mean

Given 2, 3, 1, 2, 1, 3, 2, 3, 4, 5, 4, 2, 2, 3: 1 happens 2 t…

Rolling a die, flipping a coin, drawing a marble from a bag,…

The whole group from which a sample is taken; an entire group…

The mean is the average of the numbers: a calculated "central…

Frequency distribution

Given 2, 3, 1, 2, 1, 3, 2, 3, 4, 5, 4, 2, 2, 3: 1 happens 2 t…

Event

Rolling a die, flipping a coin, drawing a marble from a bag,…

Biased Sample

Interquartile Range (IQR)

Lower Quartile

Mean

a sample in which some members of the population have a great…

the difference between the first and third quartiles in a dat…

the median of the lower half of a set of data ordered from le…

the sum of the terms in a data set divided by the number of t…

Biased Sample

a sample in which some members of the population have a great…

Interquartile Range (IQR)

the difference between the first and third quartiles in a dat…

Mean

Mode

Median

Range

the average of a group of numbers

The number that occurs most often in a set of data

The middle number in a set of numbers that are listed in order

the greatest number minus the least number

Mean

the average of a group of numbers

Mode

The number that occurs most often in a set of data

population

random sample

statistics

survey

the set that is used for sampling - where we get the informat…

there is an equal chance of each thing within the population…

a branch of mathematics dealing with the collection, analysis…

to gather information by individual samples so as to learn ab…

population

the set that is used for sampling - where we get the informat…

random sample

there is an equal chance of each thing within the population…

box and whisker plot

data distrubution

deviation

graph

a diagram that summarizes data using the median, the upper an…

the arrangement of values that show the spread of a data set

the average distance of each data value from the mean

a diagram representing a system of connections or interrelati…

box and whisker plot

a diagram that summarizes data using the median, the upper an…

data distrubution

the arrangement of values that show the spread of a data set

Statistics

Data

Descriptive statistics

Inferential statistics

The science of conducting studies to collect, organize, summa…

Values, measurements, observations.

The collection, organization, summarization of data.

Generalizes from samples to populations. Determines relations…

Statistics

The science of conducting studies to collect, organize, summa…

Data

Values, measurements, observations.

Mean

Median

Mode

Mean is most useful when

The sum of the data divided by the number of items in the dat…

Middle number of the data ordered from least to greatest, or…

Number or numbers that occur most often.

the data has NO extreme values (outliers).

Mean

The sum of the data divided by the number of items in the dat…

Median

Middle number of the data ordered from least to greatest, or…

statistical question

dot plot

range

measure of variation

A question that requires collecting and analyzing data values…

Also known as a line plot. A diagram showing frequency data o…

the difference between the greatest number and the least numb…

A measure, such as the range, IQR, or MAD, that describes how…

statistical question

A question that requires collecting and analyzing data values…

dot plot

Also known as a line plot. A diagram showing frequency data o…

Outcome

Simple event

Probability

Random

Any one of the possible results of an action.

One outcome or a collection of outcomes.

The change that some event will happen. It is a ratio of the…

Outcomes occur at random if each outcome occurs by chance.

Outcome

Any one of the possible results of an action.

Simple event

One outcome or a collection of outcomes.

Survey

Data

Population

Census

A method of collecting quantitative data.

Facts or information in numerical form for analysis or calcul…

The total group from which information is gathered.

Systematically acquiring and recording information about a gi…

Survey

A method of collecting quantitative data.

Data

Facts or information in numerical form for analysis or calcul…

biased sample

box plot

complement

compound event

a sample that is not representative of the population.

a diagram that divides a set of data into four parts using th…

one of two parts of a probability making a whole.

two or more simple events.

biased sample

a sample that is not representative of the population.

box plot

a diagram that divides a set of data into four parts using th…

Data

Statistics

Population

Sample

Consists of information coming from observations, counts, mea…

The science of collecting, organizing, analyzing, and interpr…

The collection of all outcomes, responses, measurements, or c…

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

measures of center

measures of variability

range

study of collecting, organizing, and interpreting info

mean, median, and mode

used to describe distribution of data

The difference between the highest and lowest data

statistics

study of collecting, organizing, and interpreting info

measures of center

mean, median, and mode

Bar graph

Binary variable

Categorical variable

Data

Displays the distribution of a categorical variable

Categorical variable with 2 choices such as gender- male or f…

Records a group designation such as gender

Numbers or categories recorded for the observational units in…

Bar graph

Displays the distribution of a categorical variable

Binary variable

Categorical variable with 2 choices such as gender- male or f…

Population

Sample

Steps in the statistics process

Data

The entire group that is the target of interest, not just peo…

A subgroup of the population. Eg, "the 1 bedroom apartments w…

1. PRODUCE DATA (by studying a sample of the population)... 2. E…

pieces of info about individuals organized into variables

Population

The entire group that is the target of interest, not just peo…

Sample

A subgroup of the population. Eg, "the 1 bedroom apartments w…

"Standardize" or "Z-Score" Population

"Standardize" or "Z-Score" Sample

"Predict (a) z-score given (b) z-score"

Linear Regression "Predict squared err…

Z-score: z= x-μ/σ

Z-score: z=x-x bar/ sample standard deviation

Z of a=ϱ(a,b) Z of b

E([error]2|SLR)=σW2 (1−ϱ^2)

"Standardize" or "Z-Score" Population

Z-score: z= x-μ/σ

"Standardize" or "Z-Score" Sample

Z-score: z=x-x bar/ sample standard deviation

randomness

Apophenia

Gambler´s fallacy

Law of large numbers

Random is not just a property of that phenomenom, but very mu…

We see all sorts of patterns in what is really ramdom data. W…

the false idea that a ramdom phenomenom can be predicted from…

randomness changes from something which is variable and unpre…

randomness

Random is not just a property of that phenomenom, but very mu…

Apophenia

We see all sorts of patterns in what is really ramdom data. W…

Data

Statistics

Population

Sample

Information coming from observations, counts, measurements, o…

The science of collecting, organizing, analyzing, and interpr…

Collection of all outcomes, responses, measurements, or count…

Subset of a population.

Data

Information coming from observations, counts, measurements, o…

Statistics

The science of collecting, organizing, analyzing, and interpr…

Discrete Distribution

Continuous Distribution

Discrete Notation

Continuous Notation

Describes a variable that can only take on discrete values, t…

Describes a variable that can take on any real number value o…

Discrete Distribution

Describes a variable that can only take on discrete values, t…

Continuous Distribution

Describes a variable that can take on any real number value o…

Bivariate Data

Scatter Plot

Line of Best Fit

Cluster

Data for two variables (usually two types of related data).

A graph of plotted points that show the relationship between…

A line on a graph showing the general direction that a group…

When data seems to be "gathered" around a particular line.

Bivariate Data

Data for two variables (usually two types of related data).

Scatter Plot

A graph of plotted points that show the relationship between…

outcome

sample space

event

uniform probability model

result of an experiment

the set of all of the possible outcomes of an experiment

an outcome or set of outcomes in a sample space

the probabilities for each outcome are equal

outcome

result of an experiment

sample space

the set of all of the possible outcomes of an experiment

Experiment

Outcomes

Event

Favorable Outcomes

An investigation or procedure that has varying results.

The possible results of an experiment.

A collection of one or more outcomes.

The outcomes of a specific event.

Experiment

An investigation or procedure that has varying results.

Outcomes

The possible results of an experiment.

What are individuals?

What are variables?

What are the levels of measurement?

What are the levels of measurement wit…

people, animals, or things we are studying ... ex. a cat

the characteristics or attributes of the individual ... ex. fur…

quantitative: values of the variable are numbers where it mak…

ordinal: has an inherent order to the categories... nominal: no…

What are individuals?

people, animals, or things we are studying ... ex. a cat

What are variables?

the characteristics or attributes of the individual ... ex. fur…