MBA 624 Week 8 Quiz Questions and Answers/100% Correct/Homework Chapter 8 Test
MBA 624 Week 8 Quiz Questions and Answers/100% Correct/Homework Chapter 8 Test
Question 1
A correlation analysis requires that the data be either data or data. nominal, ratio
interval, ratio or...
MBA 624 Week 8 Quiz Questions and
Answers/100% Correct/Homework
Chapter 8 Test
Question 1
A correlation analysis requires that the data be either data or data.
nominal, ratio
interval, ratio
ordinal, interval
nominal, interval
Question 2
Consider the relationship between the following variables:
∙ Monthly electricity bill for a household during the summer
∙ Average high ambient temperature during the summer months
Average high ambient temperature during the summer months would be considered the dependent
variable.
True
False
Question 3
Costco sells paperback books in their retail stores and wanted to examine the relationship between
price and demand. The price of a particular novel was adjusted each week and the weekly sales were
recorded in the table below.
Sales Price
3 $12
4 $11
6 $10
10 $9
,8 $8
10 $7
, The correlation coefficient for this data is .
-0.402
-0.910
-0.623
0.197
Question 4
Costco sells paperback books in their retail stores and wanted to examine the relationship between
price and demand. The price of a particular novel was adjusted each week and the weekly sales were
recorded in the table below.
Sales Price
3 $12
4 $11
6 $10
10 $9
8 $8
10 $7
Management would like to use simple regression analysis to estimate weekly demand for this
novel using the price of the novel. The slope for the regression equation is .
-0.920
-0.584
-0.675
-1.457
Question 5
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