Question 1

A positive trend line is associated with what type of slope?

Accepted Answer

A) negative slope 
B) direct slope 
C) positive slope 
D) nondirectional slope 
A) negative slope 
B) direct slope 
C) positive slope 
D) nondirectional slope

Question 2

What is the standard error of estimate?

Accepted Answer

The standard error of estimate is the me

Question 3

In regression,the criterion variable is also known as the ______.

Accepted Answer

A) dependent variable 
B) independent variable 
C) predictor variable 
D) correlated variable 
A) dependent variable 
B) independent variable 
C) predictor variable 
D) correlated variable

Question 4

Simple linear regression consists of a type of regression in which more than one independent variable is included in the analysis.

Accepted Answer

A) True 
 B)False

Question 5

In a scatter plot,if all data points were aligned along a 45° angle,the correlation would be ______.

Accepted Answer

A) of medium strength 
B) of weak strength 
C) perfect 
D) 0 
A) of medium strength 
B) of weak strength 
C) perfect 
D) 0

Question 6

The regression line reflects the best estimate of predicted scores for the independent variable based on levels of the dependent variable.

Accepted Answer

A) True 
 B)False

Question 7

What does X2 represent in the multiple-regression formula?

Accepted Answer

A) value of the second dependent variable 
B) value of the second independent variable 
C) value of the criterion variable 
D) value of the predicted score 
A) value of the second dependent variable 
B) value of the second independent variable 
C) value of the criterion variable 
D) value of the predicted score

Question 8

Lines representing the best fit for a bunch of data points can be straight or ______.

Accepted Answer

A) linear 
B) invalid 
C) curvilinear 
D) parallel-linear 
A) linear 
B) invalid 
C) curvilinear 
D) parallel-linear

Question 9

What is the distance between each data point and the regression line called?

Accepted Answer

A) error in prediction 
B) standard error of the estimate 
C) standard deviation 
D) standardized error 
A) error in prediction 
B) standard error of the estimate 
C) standard deviation 
D) standardized error

Question 10

What will the error in prediction be when the absolute value of the correlation coefficient is 1?

Accepted Answer

A) very high 
B) 1 
C) 0 
D) nnknown 
A) very high 
B) 1 
C) 0 
D) nnknown

Question 11

If you are trying to predict Y scores from X scores,X is referred to as the ______.

Accepted Answer

A) nominal variable 
B) independent variable 
C) dependent variable 
D) criterion variable 
A) nominal variable 
B) independent variable 
C) dependent variable 
D) criterion variable

Question 12

In the formula for a regression line,what does b represent?

Accepted Answer

A) known value of X 
B) slope of a line 
C) y-intercept 
D) predictor score 
A) known value of X 
B) slope of a line 
C) y-intercept 
D) predictor score

Question 13

Using the regression formula with a slope = 0.704 and an intercept = 0.919,what would the predicted college GPA be for a student whose current high school GPA = 3.2?

Accepted Answer

A) 2.69 
B) 2.97 
C) 3.00 
D) 3.17 
A) 2.69 
B) 2.97 
C) 3.00 
D) 3.17

Question 14

What do you do first when computing a predicted value?

Accepted Answer

A) Add the slope to the value of the independent variable. 
B) Multiply the slope by the value of the independent variable. 
C) Divide the constant by the value of the independent variable. 
D) Subtract the constant from the value of the independent variable. 
A) Add the slope to the value of the independent variable. 
B) Multiply the slope by the value of the independent variable. 
C) Divide the constant by the value of the independent variable. 
D) Subtract the constant from the value of the independent variable.

Question 15

What is used to examine an outcome that is predicted from two independent variables?

Accepted Answer

A) multivariate regression 
B) simple regression 
C) multiple regression 
D) complicated regression 
A) multivariate regression 
B) simple regression 
C) multiple regression 
D) complicated regression

Question 16

Which of the following reflects average error along the line of regression?

Accepted Answer

A) error of the estimate 
B) error standard deviation 
C) standard error of estimate 
D) precision of error score 
A) error of the estimate 
B) error standard deviation 
C) standard error of estimate 
D) precision of error score

Question 17

If you are trying to predict Y scores from X scores,Y is referred to as the _______.

Accepted Answer

A) nominal variable 
B) independent variable 
C) predictor variable 
D) criterion variable 
A) nominal variable 
B) independent variable 
C) predictor variable 
D) criterion variable

Question 18

What can be used as the basis for prediction?

Accepted Answer

A) t test 
B) correlation 
C) F test 
D) Cohen's d 
A) t test 
B) correlation 
C) F test 
D) Cohen's d

Question 19

A perfect correlation would translate into perfect prediction in the case of linear regression.

Accepted Answer

A) True 
 B)False

A positive trend line is associated with what type of slope?

What is the standard error of estimate?

In regression,the criterion variable is also known as the ______.

Simple linear regression consists of a type of regression in which more than one independent variable is included in the analysis.

In a scatter plot,if all data points were aligned along a 45° angle,the correlation would be ______.

The regression line reflects the best estimate of predicted scores for the independent variable based on levels of the dependent variable.

What does X₂represent in the multiple-regression formula?

Lines representing the best fit for a bunch of data points can be straight or ______.

What is the distance between each data point and the regression line called?

What will the error in prediction be when the absolute value of the correlation coefficient is 1?

If you are trying to predict Y scores from X scores,X is referred to as the ______.

In the formula for a regression line,what does b represent?

Using the regression formula with a slope = 0.704 and an intercept = 0.919,what would the predicted college GPA be for a student whose current high school GPA = 3.2?

What do you do first when computing a predicted value?

What is used to examine an outcome that is predicted from two independent variables?

Which of the following reflects average error along the line of regression?

If you are trying to predict Y scores from X scores,Y is referred to as the _______.

What can be used as the basis for prediction?

A perfect correlation would translate into perfect prediction in the case of linear regression.

Statistics or Sadistics Its up to You

Means to an End: Computing and Understanding Averages

Understanding Variability: Vive La Différence

A Picture Really Is Worth a Thousand Words

Computing Correlation Coefficients: Ice Cream and Crime

Understanding Reliability and Validity: Just the Truth

Hypotheticals and You: Testing Your Questions

Probability and Why It Counts: Fun With a Bell-Shaped Curve

Significantly Significant: What It Means for You and Me

Only the Lonely: the One Sample Z-Test

Teafor Two: Tests Between the Means of Different Groups

Teafor Two Again: Tests Between the Means of Related Groups

Two Groups Too Many Try Analysis of Variance

Two Too Many Factors: Factorial Analysis of Variancea Brief Introduction

Testing Relationships Using the Correlation Coefficients: Cousins or Just Good Friends

Chi-Square and Some Other Nonparametric Tests: What to Do When Youre Not Normal

Some Other Importantstatistical Procedures You Should Know About

An Introduction to Data Mining

Filters

Exam 16: Using Linear Regression: Predicting Wholl Win the Super Bowl

A positive trend line is associated with what type of slope?

What is the standard error of estimate?

In regression,the criterion variable is also known as the ______.

Simple linear regression consists of a type of regression in which more than one independent variable is included in the analysis.

In a scatter plot,if all data points were aligned along a 45° angle,the correlation would be ______.

The regression line reflects the best estimate of predicted scores for the independent variable based on levels of the dependent variable.

What does X2 represent in the multiple-regression formula?

Lines representing the best fit for a bunch of data points can be straight or ______.

What is the distance between each data point and the regression line called?

What will the error in prediction be when the absolute value of the correlation coefficient is 1?

If you are trying to predict Y scores from X scores,X is referred to as the ______.

In the formula for a regression line,what does b represent?

Using the regression formula with a slope = 0.704 and an intercept = 0.919,what would the predicted college GPA be for a student whose current high school GPA = 3.2?

What do you do first when computing a predicted value?

What is used to examine an outcome that is predicted from two independent variables?

Which of the following reflects average error along the line of regression?

If you are trying to predict Y scores from X scores,Y is referred to as the _______.

What can be used as the basis for prediction?

A perfect correlation would translate into perfect prediction in the case of linear regression.

Statistics or Sadistics Its up to You

Means to an End: Computing and Understanding Averages

Understanding Variability: Vive La Différence

A Picture Really Is Worth a Thousand Words

Computing Correlation Coefficients: Ice Cream and Crime

Understanding Reliability and Validity: Just the Truth

Hypotheticals and You: Testing Your Questions

Probability and Why It Counts: Fun With a Bell-Shaped Curve

Significantly Significant: What It Means for You and Me

Only the Lonely: the One Sample Z-Test

Teafor Two: Tests Between the Means of Different Groups

Teafor Two Again: Tests Between the Means of Related Groups

Two Groups Too Many Try Analysis of Variance

Two Too Many Factors: Factorial Analysis of Variancea Brief Introduction

Testing Relationships Using the Correlation Coefficients: Cousins or Just Good Friends

Chi-Square and Some Other Nonparametric Tests: What to Do When Youre Not Normal

Some Other Importantstatistical Procedures You Should Know About

An Introduction to Data Mining

Filters

What does X₂represent in the multiple-regression formula?