Which of the following is not an advantage of multiple regression as compared with analysis of variance?
a. Multiple regression can be used to estimate the relationship between the dependent variable and independent variables.
b. Multiple regression handles problems with more than two independent variables easier than analysis of variance.
c. Multiple regression handles nominal variables better than analysis of variance.
d. All of these choices are true are advantages of multiple regression as compared with analysis of variance.
Q. 2Which of the following conclusions is not an appropriate conclusion from a hypothesis test?
a. Reject H0 . Sufficient evidence to support H1.
b. Fail to reject H0 . Insufficient evidence to support H1.
c. Accept H0 . Sufficient evidence to support H0.
d. All of these choices are true.
Q. 3The model y = 0 + 1x1 + 2x2 + 3x1x2 + is referred to as a second-order model with two predictor variables with interaction.
Indicate whether the statement is true or false
Q. 4A spouse suspects that the average amount of money spent on Christmas gifts for immediate family members is above 1,200 . The correct set of hypotheses is:
a. H0: = 1200 vs. H1: < 1200 c. H0: = 1200 vs. H1: > 1200
b. H0: > 1200 vs. H1: = 1200 d. H0: < 1200 vs. H1: = 1200
Q. 5The model y = 0 + 1x1 + 2x2 + is referred to as a first-order model with two predictor variables with no interaction.
Indicate whether the statement is true or false
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