QMB 3200 EXAM 2 QUESTIONS AND
ANSWERS
A term that means the same as the term "variable" in an ANOVA procedure is - Correct
Answers -Factor
The mean square is the sum of squares divided by - Correct Answers -its corresponding
degrees of freedom
Which of the following is not a required assumption for the analysis of variance? -
Correct Answers -populations have equal means
In regression analysis, the independent variable is - Correct Answers -used to predict
the dependent variable
In regression analysis, which of the following is not a required assumption about the
error term e? - Correct Answers -The expected value of the error term is one.
When each data value in one sample is matched with a corresponding data value in
another sample, the samples are known as - Correct Answers -matched samples
The variable of interest in an ANOVA procedure is called - Correct Answers -Factor
In a regression analysis, the error term e is a random variable with a mean or expected
value of - Correct Answers -zero
In a regression analysis, the variable that is being predicted - Correct Answers -
dependent variable
The process of allocating the total sum of squares and degrees of freedom is called -
Correct Answers -partitioning
In multiple regression analysis, the correlation among the independent variables is
termed - Correct Answers -multicollinearity
An experimental design where the experimental units are randomly assigned to the
treatments is known as - Correct Answers -completely randomized design
In a regression and correlation analysis if r2 = 1, then - Correct Answers -SSR = SST
ANSWERS
A term that means the same as the term "variable" in an ANOVA procedure is - Correct
Answers -Factor
The mean square is the sum of squares divided by - Correct Answers -its corresponding
degrees of freedom
Which of the following is not a required assumption for the analysis of variance? -
Correct Answers -populations have equal means
In regression analysis, the independent variable is - Correct Answers -used to predict
the dependent variable
In regression analysis, which of the following is not a required assumption about the
error term e? - Correct Answers -The expected value of the error term is one.
When each data value in one sample is matched with a corresponding data value in
another sample, the samples are known as - Correct Answers -matched samples
The variable of interest in an ANOVA procedure is called - Correct Answers -Factor
In a regression analysis, the error term e is a random variable with a mean or expected
value of - Correct Answers -zero
In a regression analysis, the variable that is being predicted - Correct Answers -
dependent variable
The process of allocating the total sum of squares and degrees of freedom is called -
Correct Answers -partitioning
In multiple regression analysis, the correlation among the independent variables is
termed - Correct Answers -multicollinearity
An experimental design where the experimental units are randomly assigned to the
treatments is known as - Correct Answers -completely randomized design
In a regression and correlation analysis if r2 = 1, then - Correct Answers -SSR = SST
