#### Study sets matching "statistics for the behavioral sciences"

#### Study sets matching "statistics for the behavioral sciences"

statistics

population

sample

variable

a set of mathematical procedures for organizing, summarizing a…

the set of all individuals of interest in a particular study

a set of individuals selected from a population, usually inten…

a characteristic or condition that changes or has different va…

statistics

a set of mathematical procedures for organizing, summarizing a…

population

the set of all individuals of interest in a particular study

estimated standard error

t statistic

degrees of freedom (df)

t distribution

Estimate of the real standard error, when the population mean…

Is used to test hypothesis about an unknown population mean, w…

The number of individual scores that can vary without changing…

is the complete set of t values computed for every possible ra…

estimated standard error

Estimate of the real standard error, when the population mean…

t statistic

Is used to test hypothesis about an unknown population mean, w…

Descriptive Statistics

Inferential Statistics

Population

Parameters

describe the data that you are looking at; for a sample and ca…

takes the numbers to make inferences to a big population

the entire group that you are interested in; usually large

the numbers that we calculate or measure from a population; no…

Descriptive Statistics

describe the data that you are looking at; for a sample and ca…

Inferential Statistics

takes the numbers to make inferences to a big population

Statistics

scientific method

empirical approach

Population

The organizing, summarizing, and interpreting information.

is a procedure to observe an identified topic, determine a pos…

the empirical approach indicates information is gained by obse…

The population includes all possible subjects to participants…

Statistics

The organizing, summarizing, and interpreting information.

scientific method

is a procedure to observe an identified topic, determine a pos…

What are the three measures of variabil…

Variability

Range

Range Formula: for Continuous Data

The range, the variance, and the standard deviation

The extent to which scores vary within a dataset

The distance between the smallest and largest score in a data…

URL, Xmax - LRL, Xmin

What are the three measures of variabil…

The range, the variance, and the standard deviation

Variability

The extent to which scores vary within a dataset

Strength

Direction

Positive relationship

Negative relationship

How closely related variables are... How strong

Let's you know what happens to one variable as the other varia…

Two variables moving in the same direction

As one variable goes up the other goes down. (Visversa)

Strength

How closely related variables are... How strong

Direction

Let's you know what happens to one variable as the other varia…

sampling error

distribution of sample means

sampling distribution

central limit theorem

is the natural discrepancy, or amount of error, between a samp…

collection of sample means for all possible random samples of…

is a distribution of statistics obtained by selecting all the…

As the size n of a simple random sample increases, the shape o…

sampling error

is the natural discrepancy, or amount of error, between a samp…

distribution of sample means

collection of sample means for all possible random samples of…

hypothesis test

null hypothesis

alternative hypothesis

level of significance or alpha level

is a statistical method that uses sample data to evaluate a hy…

(Ho) states that in the general population there is no change,…

(H1) states that there is a change, a difference, or a relatio…

is a probability value that is used to define the concept of "…

hypothesis test

is a statistical method that uses sample data to evaluate a hy…

null hypothesis

(Ho) states that in the general population there is no change,…

hypothesis test

null hypothesis

alternative hypothesis

level of significance or alpha level

is a statistical method that uses sample data to evaluate a hy…

(Ho) states that in the general population there is no change,…

(H1) states that there is a change, a difference, or a relatio…

is a probability value that is used to define the concept of "…

hypothesis test

is a statistical method that uses sample data to evaluate a hy…

null hypothesis

(Ho) states that in the general population there is no change,…

Statistics

Population

Sample

Variable

Refers to a set of mathematical procedures for organizing, sum…

Is the set of all the individuals of interests in a particular…

Is a set of individuals selected from a population , usually i…

Is a characteristic or condition that changes or has different…

Statistics

Refers to a set of mathematical procedures for organizing, sum…

Population

Is the set of all the individuals of interests in a particular…

Statistics

Population

Sample

Variable

A set of mathematical procedures for organizing, summarizing,…

The set of all the individuals of interest in a particular stu…

A set of individuals selected from a population, usually inten…

A characteristic or condition that changes or has different va…

Statistics

A set of mathematical procedures for organizing, summarizing,…

Population

The set of all the individuals of interest in a particular stu…

Frequency Distribution

Range

Grouped Frequency Distribution

Class Interval

An organized tabulation of the number of individuals located i…

The distance between the lower real limit and the upper real l…

Groups of scores presented rather than individual values.

What groups, or intervals, are called in a grouped frequency d…

Frequency Distribution

An organized tabulation of the number of individuals located i…

Range

The distance between the lower real limit and the upper real l…

Statistics

Population

Sample

Variable

a set of mathematical procedures for organizing, summarizing,…

The Set of all individuals interested in a particular study

the set of individuals selected from a population usually inte…

a characteristic or condition that changes or has different va…

Statistics

a set of mathematical procedures for organizing, summarizing,…

Population

The Set of all individuals interested in a particular study

Probability

Random Sample

Independent random sample

Sampling with replacement

For a situation in which several different outcomes are possib…

requires that each individual in the population has an equal c…

requires that each individual has an equal chance of being sel…

To keep probabilities from changing from one selection to the…

Probability

For a situation in which several different outcomes are possib…

Random Sample

requires that each individual in the population has an equal c…

Hypothesis test

Null hypothesis (H0)

Alternative hypothesis H1

Alpha level, or the level of significan…

(INFERENTIAL PROCEDURE) Is a statistical method that uses samp…

States that in general population there is no change, no diffe…

States that there is a change, a difference, or a relationship…

Is a probability value that is used to define the concept of "…

Hypothesis test

(INFERENTIAL PROCEDURE) Is a statistical method that uses samp…

Null hypothesis (H0)

States that in general population there is no change, no diffe…

Statistics

Population

Sample

Variable

A set of mathematical procedures for organizing, summarizing,…

The set of all the individuals of interest in a particular stu…

A set of individuals selected from a population, usually inten…

A characteristic or condition that changes or has different va…

Statistics

A set of mathematical procedures for organizing, summarizing,…

Population

The set of all the individuals of interest in a particular stu…

Central Tendency

Population Mean (m)

Sample Mean (M)

Weighted Mean

A statistical measure to determine a single score that defines…

Add all the scores in the population, and then divide by N.

Add all the scores in the population, and then divide by n.

Combines two sets of scores and then finds the overall mean fo…

Central Tendency

A statistical measure to determine a single score that defines…

Population Mean (m)

Add all the scores in the population, and then divide by N.

Statistic

Sample

Population

Data

A single number used to describe data from a sample (values ob…

A subset, or subgroup, selected from a population

A complete set of people, animals, objects, or events that sha…

The scores or measurements of behavior or characteristics obta…

Statistic

A single number used to describe data from a sample (values ob…

Sample

A subset, or subgroup, selected from a population

Statistics

descriptive statistics vs. inferential…

Population

Population Parameter

a branch of mathematics used to summarize, analyze, and interp…

descriptive: organize and summarize information such that the…

A set of all individuals, items, or data of interest, This is…

a characteristic (usually numeric) that describes a population

Statistics

a branch of mathematics used to summarize, analyze, and interp…

descriptive statistics vs. inferential…

descriptive: organize and summarize information such that the…

What is a chi square test?

What is a chi square distribution?

What does the chi square distribution p…

What is the characteristic that disting…

an NHST technique that compares observed frequencies to expect…

a theoretical

**sampling distribution**of chi square valuesthe probabilities needed for decision making about the differe…

the kind of data being tested! for t tests and ANOVA, the data…

What is a chi square test?

an NHST technique that compares observed frequencies to expect…

What is a chi square distribution?

a theoretical

**sampling distribution**of chi square valuesInferential Statistics

Sampling Error

Data

Variable

Techniques that allow us to make mathematics generalizations a…

Discrepancy that exists naturally between a statistic and the…

Measurements or observations

Characteristic or state that changes or has different values f…

Inferential Statistics

Techniques that allow us to make mathematics generalizations a…

Sampling Error

Discrepancy that exists naturally between a statistic and the…

Statistics

Population

Sample

Variable

Refers to a set of mathematical procedures for organizing, sum…

The set of all the individuals of interest in a particular stu…

A set of individuals selected from a population, usually inten…

A characteristic or condition that changes or has different va…

Statistics

Refers to a set of mathematical procedures for organizing, sum…

Population

The set of all the individuals of interest in a particular stu…

What's the most widely used NHST? Out o…

What is a factor?

What is factorial ANOVA?

What is a convenient feature of factori…

most widely used: ANOVA... most popular type of ANOVA: Factorial…

an independent variable

an experimental design w/

**two or more**independent variablesthis ANOVA not only gives you an NHST test of each separate fa…

What's the most widely used NHST? Out o…

most widely used: ANOVA... most popular type of ANOVA: Factorial…

What is a factor?

an independent variable

What kind testing type do independent s…

What's the difference b/w independent s…

When do you use one-way ANOVA?

If one-way ANOVA is the multilevel coun…

Null hypothesis statistical testing (NHST) techniques that are…

with paired samples t tests, you have a reason to pair the sco…

when the treatment levels are independent of each other.... *i…

repeated-measures ANOVA

What kind testing type do independent s…

Null hypothesis statistical testing (NHST) techniques that are…

What's the difference b/w independent s…

with paired samples t tests, you have a reason to pair the sco…

Absolute Zero Point

Categorization

Constant

Continuous Variable

A value that indicates nothing at all exists of the attribute…

Judgment that a person, object, or score fits into a category.…

Quantity that does not change its value within a given context…

A variable that theoretically can assume an infinite number of…

Absolute Zero Point

A value that indicates nothing at all exists of the attribute…

Categorization

Judgment that a person, object, or score fits into a category.…