TABLE 12-2 A Candy Bar Manufacturer Is Interested in Trying to Estimate

Multiple Choice

TABLE 12-2
A candy bar manufacturer is interested in trying to estimate how sales are influenced by the price of their product. To do this, the company randomly chooses six small cities and offers the candy bar at different prices. Using candy bar sales as the dependent variable, the company will conduct a simple linear regression on the data below:
.
-Referring to Table 12-2, to test whether a change in price will have any impact on sales, what would be the critical values? Use α = 0.05.

A) ± 2.5706
B) ± 2.7765
C) ± 3.1634
D) ± 3.4954