#### Study sets matching "statistics"

#### Study sets matching "statistics"

Biased

Biased

Observational

Sample

Data or question that favors a particular outcome

Data or question that favors a particular outcome

Researcher just takes measurements and gathers data

Smaller portion of population that represents population

Biased

Data or question that favors a particular outcome

Biased

Data or question that favors a particular outcome

Arcsine Transform

Average Deviation

Bimodal Frequency Distribution

Central Tendency

When the data are proportions it is usually recommended that t…

the mean absolute deviation that measures the absolute differe…

A combination of two normal distributions -there are two peaks…

In statistics, a __________________ (or more commonly, a measu…

Arcsine Transform

When the data are proportions it is usually recommended that t…

Average Deviation

the mean absolute deviation that measures the absolute differe…

Mean

Median

Mode

Measures of Center

sum divided by 'n'; adding all the numbers together then divid…

Middle number

Most frequently occurring score; Most often

the mean, median, and mode used to describe data

Mean

sum divided by 'n'; adding all the numbers together then divid…

Median

Middle number

Mean

Median

Mode

Statistics

The average of the data points. ... Add all the data points; divi…

The middle point.... List all the data points in numerical order;…

The number seen the most.... Look at list, count how many times t…

using data to answer questions; not yes/no or single answer qu…

Mean

The average of the data points. ... Add all the data points; divi…

Median

The middle point.... List all the data points in numerical order;…

Box and Whisker Plot

Distribution

Line Plot

Frequency

A diagram that summarizes data using the mean, the upper and l…

The arrangement of values that show the spread of the data.

A statistical chart consisting of data points on a number line.

The number of times an item, number, or event occurs.

Box and Whisker Plot

A diagram that summarizes data using the mean, the upper and l…

Distribution

The arrangement of values that show the spread of the data.

Dot Plot

Range

Quartiles

Five Number Summary

a graphical display of data using dots

the difference between the lowest and highest value

the values that divide a list of numbers into quarters

a set of data showing the Minimum, 1st Quartile, Median, 3rd Q…

Dot Plot

a graphical display of data using dots

Range

the difference between the lowest and highest value

Median

Mean

Mode

Quartile 1

The middle value when a data set is put in increasing order

The average of a data set

The most frequent value in a data set

The middle value of the data that's less than the median

Median

The middle value when a data set is put in increasing order

Mean

The average of a data set

Mean

median

mode

range

adding numbers and then dividing the sum by the number of digi…

list orders from least to greatest; the number in the middle O…

the number that appears most often in a set of data **there ca…

The difference (-) between the greatest and least values in a…

Mean

adding numbers and then dividing the sum by the number of digi…

median

list orders from least to greatest; the number in the middle O…

Numerical Data

Categorical Data

Discrete Data

Continuous data

Quantitative Data, ... Data that can be gathered using numbers. E…

Qualitative Data,... Data that can be placed into categories . e.…

data that can only have particular values. In most cases, the…

data that can take any value between the smallest and largest…

Numerical Data

Quantitative Data, ... Data that can be gathered using numbers. E…

Categorical Data

Qualitative Data,... Data that can be placed into categories . e.…

Mean

Median

Mode

Range

The sum of a set of data divided by the number of data in the…

The middle value in a set of ordered data. (When there is an e…

The data that occurs the most often. (Can be numeric or catego…

The distance between the greatest and least data.

Mean

The sum of a set of data divided by the number of data in the…

Median

The middle value in a set of ordered data. (When there is an e…

Statistics

Statistical question

Sample size

Data

Science of collecting, organizing, representing, and explainin…

A question that may have many answers

Number of people asked a statistical question

Information often in number form and usually organized

Statistics

Science of collecting, organizing, representing, and explainin…

Statistical question

A question that may have many answers

Working with charts and diagrams, alway…

Grouping data is good because,

Grouping data is not so good because,

Median is

Check the scale

it is easier to collect the data

you lose accuracy and can only estimate your statistics.

the middle number in a set once it is in order

Working with charts and diagrams, alway…

Check the scale

Grouping data is good because,

it is easier to collect the data

Ways to Gain Information

Empiricism

Faith/Intuition

Tenacity

Empiricism, Faith/Intuition, Tenacity, Authority, Observe, Tra…

Research Based

Gut, No Source, Can not separate accurate v. inaccurate

Superstitions, "Lucky Charm"

Ways to Gain Information

Empiricism, Faith/Intuition, Tenacity, Authority, Observe, Tra…

Empiricism

Research Based

data

statistics

population

sample

consist of information coming from observations, counts, measu…

the science of collection, organizing, analyzing, and interpre…

collection of all outcomes, responses, measurements, or counts…

a subset, or part, of a population

data

consist of information coming from observations, counts, measu…

statistics

the science of collection, organizing, analyzing, and interpre…

Arcsine Transform

Average Deviation

Bimodal Frequency Distribution

Central Tendency

When the data are proportions it is usually recommended that t…

The average deviation, or the mean absolute deviation, measure…

A bimodal distribution is like a combination of two normal dis…

In statistics, a central tendency (or more commonly, a measure…

Arcsine Transform

When the data are proportions it is usually recommended that t…

Average Deviation

The average deviation, or the mean absolute deviation, measure…

Statistics (Singular)

Population

Sample

Statistics (Plural)

The science of collecting, organizing, and interpreting data

The complete set of people or things being studied

A subset of the population from which data are actually obtain…

Numbers describing characteristics of a sample found by summar…

Statistics (Singular)

The science of collecting, organizing, and interpreting data

Population

The complete set of people or things being studied

What is a null hypothesis (H0)?

If a study is without statical signific…

What is the null hypothesis in the Aim…

What is the alternative hypothesis (H1)?

States no difference present between groups

Fails to reject null hypothesis

no difference in cardiovascular events (primary outcome) betwe…

State a difference exists between groups

What is a null hypothesis (H0)?

States no difference present between groups

If a study is without statical signific…

Fails to reject null hypothesis

Correlation

Evaluating Correlation

Problems with Correlation

Quasi-experimental

Relationships between two variables... -No causation... -No explanat…

-1 Strong negative correlation... 0 No correlation... 1 Strong posit…

Correlation does not mean causation. Third variables could pla…

attempts to minimize threats to internal validity

Correlation

Relationships between two variables... -No causation... -No explanat…

Evaluating Correlation

-1 Strong negative correlation... 0 No correlation... 1 Strong posit…

statistics

inferential statistics

data

datum

procedures used to organize, condense, and analyze data in ord…

procedures that enable generalizing from sample data to the la…

numerical facts about cases; conveys information about qualita…

singular

statistics

procedures used to organize, condense, and analyze data in ord…

inferential statistics

procedures that enable generalizing from sample data to the la…

Mean

Median

Mode

Statistics

The average of the data points. ... Add all the data points; divi…

The middle point.... List all the data points in numerical order;…

The number seen the most.... Look at list, count how many times t…

using data to answer questions; not yes/no or single answer qu…

Mean

The average of the data points. ... Add all the data points; divi…

Median

The middle point.... List all the data points in numerical order;…

Mean

Median

Mode

Statistics

The average of the data points. ... Add all the data points; divi…

The middle point.... List all the data points in numerical order;…

The number seen the most.... Look at list, count how many times t…

using data to answer questions; not yes/no or single answer qu…

Mean

The average of the data points. ... Add all the data points; divi…

Median

The middle point.... List all the data points in numerical order;…

unbiased

Measure of Center

Box and Whisker Plot

5 number summary

does not favor one over another; ... syn(s). impartial, neutral,…

The mean and median are ways to measure the central position w…

A diagram that summarizes data using the median upper and lowe…

Minimum ... Q1: lower quartile... Q2: median... Q3: upper quartile... Maxi…

unbiased

does not favor one over another; ... syn(s). impartial, neutral,…

Measure of Center

The mean and median are ways to measure the central position w…

Mean

Median

Mode

Measures of Center

sum divided by 'n'; adding all the numbers together then divid…

Middle number

Most frequently occurring score; Most often

the mean, median, and mode used to describe data

Mean

sum divided by 'n'; adding all the numbers together then divid…

Median

Middle number