The following data reflect the number of customers who return merchandise for a refund on Monday. Note these data reflect the population of all 10 Mondays for which data are available
40 12 17 25 9
46 13 22 16 7
Assume that this same exact pattern of data were replicated for the next ten days. How would this affect the standard deviation for the new population with 20 items?
A) The standard deviation would be doubled.
B) The standard deviation would be cut in half.
C) The standard deviation would not be changed.
D) There is no way of knowing the exact impact without knowing how the mean is changed.
C
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Types of surveillance include all of the following except:
a. stationary. b. tailing. c. electronic. d. All of the choices are types of surveillance. e. None of the choices are types of surveillance.
The world-famous discounter, Fernwood Booksellers, specializes in selling paperbacks for $7 each. The variable cost per book is $5. At current annual sales of 200,000 books, the publisher is just breaking even. It is estimated that if the authors' royalties are reduced, the variable cost per book will drop by $1. Assume authors' royalties are reduced and sales remain constant; how much more money can the publisher put into advertising (a fixed cost) and still break even?
A. $600,000 B. $466,667 C. $333,333 D. $200,000 E. None of the above
MARS Chocolate Company is making an estimate of the amount of candy it expects to sell during the Christmas season based on a specified level of marketing effort. The method MARS uses for forecasting sales includes all of the following except
A. executive judgments. B. surveys of buyers or sales personnel. C. time-series analyses. D. correlation analyses. E. financial ratios.
A business plan is best described as a
A. crystal ball picture. B. money plan. C. contingency plan. D. game plan.