#### 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

Mean

Median

Mode

Statistics

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

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

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

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

Mean

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

Median

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

Arcsine Transform

Average Deviation

Bimodal Frequency Distribution

Central Tendency

When the data are proportions it is usually recommended that…

the mean absolute deviation that measures the absolute differ…

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

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

Arcsine Transform

When the data are proportions it is usually recommended that…

Average Deviation

the mean absolute deviation that measures the absolute differ…

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

data

statistics

population

sample

consist of information coming from observations, counts, meas…

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

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

a subset, or part, of a population

data

consist of information coming from observations, counts, meas…

statistics

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

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…

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

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…

Statistics

Statistical question

Sample size

Data

Science of collecting, organizing, representing, and explaini…

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 explaini…

Statistical question

A question that may have many answers

Working with charts and diagrams, alwa…

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, alwa…

Check the scale

Grouping data is good because,

it is easier to collect the data

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…

addition rule of probabilities

alternative hypothesis

analysis of variance

ANOVA

Determines the probability of the union of two or more events.

Denoted by H1, represents the opposite of the null hypothesis…

a procedure to test the difference between more than two popu…

analysis of variance

addition rule of probabilities

Determines the probability of the union of two or more events.

alternative hypothesis

Denoted by H1, represents the opposite of the null hypothesis…

Arcsine Transform

Average Deviation

Bimodal Frequency Distribution

Central Tendency

When the data are proportions it is usually recommended that…

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

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

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

Arcsine Transform

When the data are proportions it is usually recommended that…

Average Deviation

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

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 obtai…

Numbers describing characteristics of a sample found by summa…

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 signifi…

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) betw…

State a difference exists between groups

What is a null hypothesis (H0)?

States no difference present between groups

If a study is without statical signifi…

Fails to reject null hypothesis

What is a null hypothesis (H0)?

If a study is without statical signifi…

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) betw…

State a difference exists between groups

What is a null hypothesis (H0)?

States no difference present between groups

If a study is without statical signifi…

Fails to reject null hypothesis

Correlation

Evaluating Correlation

Problems with Correlation

Quasi-experimental

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

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

Correlation does not mean causation. Third variables could pl…

attempts to minimize threats to internal validity

Correlation

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

Evaluating Correlation

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

statistics

inferential statistics

data

datum

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

procedures that enable generalizing from sample data to the l…

numerical facts about cases; conveys information about qualit…

singular

statistics

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

inferential statistics

procedures that enable generalizing from sample data to the l…

Mean

Median

Mode

Measures of Central tendency

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

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 divi…

Median

Middle number

Mean

Median

Mode

Statistics

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

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

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

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

Mean

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

Median

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

Working with charts and diagrams, alwa…

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, alwa…

Check the scale

Grouping data is good because,

it is easier to collect the data

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…

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

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

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…

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…

Dot Plot

a graphical display of data using dots

Range

the difference between the lowest and highest value

statistics

inferential statistics

data

data g

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

procedures that enable generalizing from sample data to the l…

numerical facts about cases; conveys information about qualit…

plural

statistics

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

inferential statistics

procedures that enable generalizing from sample data to the l…