Question 1

Which of the following best describes a dependent variable?

Accepted Answer

A) the sample variable 
B) the measured behavior 
C) the manipulated variable 
D) the population variable 
A) the sample variable 
B) the measured behavior 
C) the manipulated variable 
D) the population variable

Question 2

A professor measures the number of review sessions attended per week and GPA in a sample of college freshmen and concludes that increased attendance for review sessions is related to higher grades.This research design is an example of an experimental design.

Accepted Answer

A) True 
 B)False

Question 3

A researcher compares the amount of college debt (in dollars)that undergraduate students incur up to their four-year degree.College debt is on what scale of measurement?

Accepted Answer

A) nominal 
B) ordinal 
C) interval 
D) ratio 
A) nominal 
B) ordinal 
C) interval 
D) ratio

Question 4

A rating scale measurement from 1 (completely disagree)to 7 (completely agree)is an example of continuous,qualitative data.

Accepted Answer

A) True 
 B)False

Question 5

Children received grapefruit juice mixed with 2%,5%,or 10% sugar to test whether higher concentrations of sugar can enhance liking for the taste of grapefruit juice.In this example,the sugar mixtures are the independent variable.

Accepted Answer

A) True 
 B)False

Question 6

________ is the variable in an experiment that is manipulated between conditions being observed.

Accepted Answer

A) independent variable 
B) quasi-independent variable 
C) dependent variable 
A) independent variable 
B) quasi-independent variable 
C) dependent variable

Question 7

Descriptive statistics and inferential statistics are used for precisely the same purposes.

Accepted Answer

A) True 
 B)False

Question 8

Qualitative data are non-numeric data.

Accepted Answer

A) True 
 B)False

Question 9

________ refer(s)to how the properties of numbers can change with different uses.

Accepted Answer

A) measurability 
B) operational definition 
C) scales of measurement 
D) coding 
A) measurability 
B) operational definition 
C) scales of measurement 
D) coding

Question 10

Descriptive statistics are typically presented graphically,in tabular form (in tables),or as summary statistics (single values).

Accepted Answer

A) True 
 B)False

Question 11

The size of a reward (in grams)is an example of continuous,quantitative data.

Accepted Answer

A) True 
 B)False

Question 12

The procedure of converting a categorical variable to numeric values,is called:

Accepted Answer

A) deteriorating 
B) piloting 
C) coding 
D) constructing 
A) deteriorating 
B) piloting 
C) coding 
D) constructing

Question 13

You are interested in measuring the construct,work expertise.Which of the following measures for this construct is quantitative and discrete?

Accepted Answer

A) the total time in hours spent working at a company 
B) the job title a person holds in a company 
C) the percent of correct responses on a work expertise survey 
D) the number of employees that work under an employee 
A) the total time in hours spent working at a company 
B) the job title a person holds in a company 
C) the percent of correct responses on a work expertise survey 
D) the number of employees that work under an employee

Question 14

Two branches of statistics are independent and dependent statistics.

Accepted Answer

A) True 
 B)False

Question 15

A population can be ____ group of interest to a researcher.

Accepted Answer

A) any 
B) only one 
C) only a small 
D) only a large 
A) any 
B) only one 
C) only a small 
D) only a large

Question 16

Procedures that allow researchers to infer or generalize observations made with samples to the larger population from which they were selected best describes

Accepted Answer

A) inferential statistics 
B) sample statistics 
C) descriptive statistics 
D) population parameters 
A) inferential statistics 
B) sample statistics 
C) descriptive statistics 
D) population parameters

Question 17

The political affiliation of participants (Democrat,Republican)is an example of discrete,qualitative data.

Accepted Answer

A) True 
 B)False

Question 18

Researchers rarely have access to entire populations.How do researchers resolve this limitation?

Accepted Answer

A) They do not need to resolve this;it is not a limitation at all. 
B) They record data from an entire population of people to make inferences concerning characteristics in a sample. 
C) They record data from as many persons in a population as possible to draw conclusions concerning only those individuals. 
D) They record data from a sample of people in the larger population in order to make inferences concerning characteristics in that larger population. 
A) They do not need to resolve this;it is not a limitation at all. 
B) They record data from an entire population of people to make inferences concerning characteristics in a sample. 
C) They record data from as many persons in a population as possible to draw conclusions concerning only those individuals. 
D) They record data from a sample of people in the larger population in order to make inferences concerning characteristics in that larger population.

Question 19

Three research methods common to research in the behavioral sciences are

Accepted Answer

A) experimental,transferable,and correlation 
B) experimental,variable,and correlational 
C) experimental,operational,and quasi-correlational 
D) experimental,quasi-experimental,and correlational 
A) experimental,transferable,and correlation 
B) experimental,variable,and correlational 
C) experimental,operational,and quasi-correlational 
D) experimental,quasi-experimental,and correlational

Question 20

Which of the following best describes an independent variable?

Accepted Answer

A) the sample variable 
B) the measured behavior 
C) the manipulated variable 
D) the population variable 
A) the sample variable 
B) the measured behavior 
C) the manipulated variable 
D) the population variable

Which of the following best describes a dependent variable?

A professor measures the number of review sessions attended per week and GPA in a sample of college freshmen and concludes that increased attendance for review sessions is related to higher grades.This research design is an example of an experimental design.

A researcher compares the amount of college debt (in dollars)that undergraduate students incur up to their four-year degree.College debt is on what scale of measurement?

A rating scale measurement from 1 (completely disagree)to 7 (completely agree)is an example of continuous,qualitative data.

Children received grapefruit juice mixed with 2%,5%,or 10% sugar to test whether higher concentrations of sugar can enhance liking for the taste of grapefruit juice.In this example,the sugar mixtures are the independent variable.

________ is the variable in an experiment that is manipulated between conditions being observed.

Descriptive statistics and inferential statistics are used for precisely the same purposes.

Qualitative data are non-numeric data.

________ refer(s)to how the properties of numbers can change with different uses.

Descriptive statistics are typically presented graphically,in tabular form (in tables),or as summary statistics (single values).

The size of a reward (in grams)is an example of continuous,quantitative data.

The procedure of converting a categorical variable to numeric values,is called:

You are interested in measuring the construct,work expertise.Which of the following measures for this construct is quantitative and discrete?

Two branches of statistics are independent and dependent statistics.

A population can be ____ group of interest to a researcher.

Procedures that allow researchers to infer or generalize observations made with samples to the larger population from which they were selected best describes

The political affiliation of participants (Democrat,Republican)is an example of discrete,qualitative data.

Researchers rarely have access to entire populations.How do researchers resolve this limitation?

Three research methods common to research in the behavioral sciences are

Which of the following best describes an independent variable?

Summarizing Data: Frequency Distributions in

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability, Normal Distributions, and Z Scores

Characteristics of the Sample Mean

Hypothesis Testing: Significance, Effect Size, and Power

Testing Means: One-Sample T Test With Confidence Intervals

Testing Means: Two- Independent-Sample T Test With Confidence Intervals

Testing Means: Related-Samples T Test With Confidence Intervals

One-Way Analysis of Variance: Between- Subjects and Within- Subjects Repeated- Measures Designs

Two-Way Analysis of Variance: Between-Subjects Factorial Design

Correlation and Linear Regression

Chi-Square Tests: Goodness of Fit and the Test for Independence

Nonparametric Tests for Ordinal Data: Understanding and Interpretation

Chi-Square Tests: Goodness-of-Fit and Independence

Understanding Regression Analysis

Understanding Correlation Coefficients in Statistical Analysis

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Exam 1: Introduction to Statistics

Which of the following best describes a dependent variable?

A professor measures the number of review sessions attended per week and GPA in a sample of college freshmen and concludes that increased attendance for review sessions is related to higher grades.This research design is an example of an experimental design.

A researcher compares the amount of college debt (in dollars)that undergraduate students incur up to their four-year degree.College debt is on what scale of measurement?

A rating scale measurement from 1 (completely disagree)to 7 (completely agree)is an example of continuous,qualitative data.

Children received grapefruit juice mixed with 2%,5%,or 10% sugar to test whether higher concentrations of sugar can enhance liking for the taste of grapefruit juice.In this example,the sugar mixtures are the independent variable.

________ is the variable in an experiment that is manipulated between conditions being observed.

Descriptive statistics and inferential statistics are used for precisely the same purposes.

Qualitative data are non-numeric data.

________ refer(s)to how the properties of numbers can change with different uses.

Descriptive statistics are typically presented graphically,in tabular form (in tables),or as summary statistics (single values).

The size of a reward (in grams)is an example of continuous,quantitative data.

The procedure of converting a categorical variable to numeric values,is called:

You are interested in measuring the construct,work expertise.Which of the following measures for this construct is quantitative and discrete?

Two branches of statistics are independent and dependent statistics.

A population can be ____ group of interest to a researcher.

Procedures that allow researchers to infer or generalize observations made with samples to the larger population from which they were selected best describes

The political affiliation of participants (Democrat,Republican)is an example of discrete,qualitative data.

Researchers rarely have access to entire populations.How do researchers resolve this limitation?

Three research methods common to research in the behavioral sciences are

Which of the following best describes an independent variable?

Summarizing Data: Frequency Distributions in

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability, Normal Distributions, and Z Scores

Characteristics of the Sample Mean

Hypothesis Testing: Significance, Effect Size, and Power

Testing Means: One-Sample T Test With Confidence Intervals

Testing Means: Two- Independent-Sample T Test With Confidence Intervals

Testing Means: Related-Samples T Test With Confidence Intervals

One-Way Analysis of Variance: Between- Subjects and Within- Subjects Repeated- Measures Designs

Two-Way Analysis of Variance: Between-Subjects Factorial Design

Correlation and Linear Regression

Chi-Square Tests: Goodness of Fit and the Test for Independence

Nonparametric Tests for Ordinal Data: Understanding and Interpretation

Chi-Square Tests: Goodness-of-Fit and Independence

Understanding Regression Analysis

Understanding Correlation Coefficients in Statistical Analysis

Filters