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In the earlier exercise on the said page number, you used the summated rating of a restaurant to predict the cost of a meal. The data are stored in Restaurants. Using the results of that problem, b1=1.4963 and Sb1=0.1379.
a. At the 0.05 level of significance, is there evidence of a linear relationship between the summated rating of a restaurant and the cost of a meal?
b. Construct a 95% confidence interval estimate of the population slope, β1.
Finish the following sentence.
If Berkeley Shirtmakers ties compensation directly to output by paying an employee a certain amount for each unit of output produced, it is using the ___________.
A) soldiering system
C) an illegal system
C) the Mayo system
D) a piece-rate system
E) a system that reduces the pay of most manufacturing employees