Question 1

What is meant by a 'spurious' relationship between two variables?

Accepted Answer

A)  One that is so illogical it cannot possibly be true 
B)  An apparent relationship that is so curious it demands further attention 
C)  A relationship that appears to be true because each variable is related to a third one 
D)  One that produces a perfect negative correlation on a scatter diagram 
A)  One that is so illogical it cannot possibly be true 
B)  An apparent relationship that is so curious it demands further attention 
C)  A relationship that appears to be true because each variable is related to a third one 
D)  One that produces a perfect negative correlation on a scatter diagram

Question 2

A scatterplot shows

Accepted Answer

A)  The frequency with which values appear in the data. 
B)  The average value of groups of data. 
C)  Scores on one variable plotted against scores on a second variable. 
D)  The proportion of data falling into different categories. 
A)  The frequency with which values appear in the data. 
B)  The average value of groups of data. 
C)  Scores on one variable plotted against scores on a second variable. 
D)  The proportion of data falling into different categories.

Question 3

Under what conditions would Spearman's correlation coefficient be used?

Accepted Answer

A)  When data are distributed normally. 
B)  When data are non-normally distributed. 
C)  When data are distributed parametrically. 
D)  None of the above. 
A)  When data are distributed normally. 
B)  When data are non-normally distributed. 
C)  When data are distributed parametrically. 
D)  None of the above.

What is meant by a 'spurious' relationship between two variables?

A scatterplot shows

Under what conditions would Spearman's correlation coefficient be used?

Why Is My Evil Lecturer Forcing Me to Learn Statistics

The Spine of Statistics

The Phoenix of Statistics

The Ibm Spss Statistics Environment

Exploring Data With Graphs

The Beast of Bias

Non-Parametric Models

The Linear Model Regression

Comparing Two Means

Moderation, Mediation and Multicategory Predictors

Glm 1: Comparing Several Independent Means

Glm 2: Comparing Means Adjusted for Other Predictors Analysis of Covariance

Glm 3: Factorial Designs

Glm 4: Repeated-Measures Designs

Glm 5: Mixed Designs

Multivariate Analysis of Variance Manova

Exploratory Factor Analysis

Categorical Outcomes: Chi-Square and Loglinear Analysis

Categorical Outcomes: Logistic Regression

Multilevel Linear Models

Filters

Exam 8: Correlation

What is meant by a 'spurious' relationship between two variables?

A scatterplot shows

Under what conditions would Spearman's correlation coefficient be used?

Why Is My Evil Lecturer Forcing Me to Learn Statistics

The Spine of Statistics

The Phoenix of Statistics

The Ibm Spss Statistics Environment

Exploring Data With Graphs

The Beast of Bias

Non-Parametric Models

The Linear Model Regression

Comparing Two Means

Moderation, Mediation and Multicategory Predictors

Glm 1: Comparing Several Independent Means

Glm 2: Comparing Means Adjusted for Other Predictors Analysis of Covariance

Glm 3: Factorial Designs

Glm 4: Repeated-Measures Designs

Glm 5: Mixed Designs

Multivariate Analysis of Variance Manova

Exploratory Factor Analysis

Categorical Outcomes: Chi-Square and Loglinear Analysis

Categorical Outcomes: Logistic Regression

Multilevel Linear Models

Filters