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The Speedy Grocery Store carries a particular brand of coffee that has the following characteristics:
Sales = 10 cases per week
Ordering Cost = $10 per order
Carrying Charge = 30 percent per year
Item Cost = $80 per case
a. How many cases should be ordered at a time?
b. How often will coffee be ordered?
c. What is the annual cost of ordering and carrying coffee?
d. What factors might cause the company to order a larger or smaller amount than the EOQ?
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At the .05 significance level, can we conclude that the guideline is still reasonable?
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Obtain a test statistic and p -value. Interpret the results at α = .01.
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each person received was determined by randomization. For each person who was sent one of the surveys, the researcher recorded whether or not a completed survey was returned.
What is your conclusion? Are the two variables independent?
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