Question 1

Why would a researcher use inferential statistics?

Accepted Answer

A) to choose a data collection method 
B) to learn more about a population from the sample data 
C) to learn about the distribution of the sample data 
D) to learn more characteristics of the sample data 
A) to choose a data collection method 
B) to learn more about a population from the sample data 
C) to learn about the distribution of the sample data 
D) to learn more characteristics of the sample data B

Question 2

If a researcher is interested in how two variables are related to each other, then they will most likely look at the ______.

Accepted Answer

A) measures of association 
B) measures of variability 
C) inferential statistics 
D) central tendency measures 
A) measures of association 
B) measures of variability 
C) inferential statistics 
D) central tendency measures A

Question 3

Lambda and the uncertainty coefficient are most likely reported for variables measured at the ______ level.

Accepted Answer

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

Question 4

Which of the following variables are most likely to be included in a cross-classification table?

Accepted Answer

A) ratio 
B) quantitative 
C) interval 
D) categorical 
A) ratio 
B) quantitative 
C) interval 
D) categorical

Question 5

The chi-squared test shows how well a sample represents the associations in the population.

Accepted Answer

A) True 
 B)False

Question 6

Cross-classification tables are used to do which of the following?

Accepted Answer

A) explore the effects of one independent variable 
B) report the average scores in a sample 
C) show the distribution of a sample 
D) examine the relationship between two variables 
A) explore the effects of one independent variable 
B) report the average scores in a sample 
C) show the distribution of a sample 
D) examine the relationship between two variables

Question 7

The ______ of the sample tells us which score appeared the most.

Accepted Answer

A) mean 
B) variance 
C) mode 
D) median 
A) mean 
B) variance 
C) mode 
D) median

Question 8

Standard deviation is only applicable to variables that are measured at interval or ratio levels.

Accepted Answer

A) True 
 B)False

Question 9

______ tells researchers how well they can predict the value of the dependent variable based on the independent variables they have included.

Accepted Answer

A) Chi-squared 
B) Statistical significance 
C) T-statistic 
D) R2 
A) Chi-squared 
B) Statistical significance 
C) T-statistic 
D) R2

Question 10

The t test is able to compare two sample means and their variances.

Accepted Answer

A) True 
 B)False

Question 11

Which value shows how likely it would be to obtain research results if they had occurred by chance?

Accepted Answer

A) statistical significance 
B) chi-squared 
C) lambda 
D) substantive significance 
A) statistical significance 
B) chi-squared 
C) lambda 
D) substantive significance

Question 12

When conducting multiple regression analysis, researchers are most likely going to be interested in the ______ value.

Accepted Answer

A) chi-squared 
B) statistical significance 
C) t-statistic 
D) R2 
A) chi-squared 
B) statistical significance 
C) t-statistic 
D) R2

Question 13

Inferential statistics are the most helpful for researchers who want to summarize their data.

Accepted Answer

A) True 
 B)False

Question 14

It is easy to find perfect associations in real-world data if the variables are chosen carefully.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following measures would include the standard deviation of a sample?

Accepted Answer

A) measures of association 
B) measures of variability 
C) inferential statistics 
D) central tendency measures 
A) measures of association 
B) measures of variability 
C) inferential statistics 
D) central tendency measures

Why would a researcher use inferential statistics?

If a researcher is interested in how two variables are related to each other, then they will most likely look at the ______.

Lambda and the uncertainty coefficient are most likely reported for variables measured at the ______ level.

Which of the following variables are most likely to be included in a cross-classification table?

The chi-squared test shows how well a sample represents the associations in the population.

Cross-classification tables are used to do which of the following?

The ______ of the sample tells us which score appeared the most.

Standard deviation is only applicable to variables that are measured at interval or ratio levels.

______ tells researchers how well they can predict the value of the dependent variable based on the independent variables they have included.

The t test is able to compare two sample means and their variances.

Which value shows how likely it would be to obtain research results if they had occurred by chance?

When conducting multiple regression analysis, researchers are most likely going to be interested in the ______ value.

Inferential statistics are the most helpful for researchers who want to summarize their data.

It is easy to find perfect associations in real-world data if the variables are chosen carefully.

Which of the following measures would include the standard deviation of a sample?

Why Do Research on Families and Children

The Ethics of Research on Families and Children

Causal Inference in Research on Families and Children

Searching and Reading the Literature

Sampling Issues

How Do We Measure Concepts

Working With Scales and Indices

Studying Families: Methods for Quantitative Data

Studying Families: Methods for Qualitative Data

Studying Families: Mixed Methods

Using Other Peoples Data

Advanced Topics in Family Data Analysis

Evaluating Programs in Human Development and Family Science

Politics of Research on Families and Children

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Exam 12: Analyzing Data on Families and Children

Why would a researcher use inferential statistics?

If a researcher is interested in how two variables are related to each other, then they will most likely look at the ______.

Lambda and the uncertainty coefficient are most likely reported for variables measured at the ______ level.

Which of the following variables are most likely to be included in a cross-classification table?

The chi-squared test shows how well a sample represents the associations in the population.

Cross-classification tables are used to do which of the following?

The ______ of the sample tells us which score appeared the most.

Standard deviation is only applicable to variables that are measured at interval or ratio levels.

______ tells researchers how well they can predict the value of the dependent variable based on the independent variables they have included.

The t test is able to compare two sample means and their variances.

Which value shows how likely it would be to obtain research results if they had occurred by chance?

When conducting multiple regression analysis, researchers are most likely going to be interested in the ______ value.

Inferential statistics are the most helpful for researchers who want to summarize their data.

It is easy to find perfect associations in real-world data if the variables are chosen carefully.

Which of the following measures would include the standard deviation of a sample?

Why Do Research on Families and Children

The Ethics of Research on Families and Children

Causal Inference in Research on Families and Children

Searching and Reading the Literature

Sampling Issues

How Do We Measure Concepts

Working With Scales and Indices

Studying Families: Methods for Quantitative Data

Studying Families: Methods for Qualitative Data

Studying Families: Mixed Methods

Using Other Peoples Data

Advanced Topics in Family Data Analysis

Evaluating Programs in Human Development and Family Science

Politics of Research on Families and Children

Filters