A positive trend line is associated with what type of slope?
a.Negative slope
b.Direct slope
c.Positive slope
d.Nondirectional slope
ANS:C
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What term is used to describe the process of developing the organization's objectives and goals?
A) Supervising B) Planning C) Improving D) Decision making
How did Alan Mulally, Ford CEO, respond when an executive posted a red dot indicating a delay in the launch of the Ford Edge—a key new vehicle?
a. Alan stood up and started clapping! “Mark, that is great visibility,” Mullaly applauded. b. Alan stood up and slammed his hand on the table. “Perhaps you thought I wasn’t tough enough to be CEO,” he yelled, “but I don’t tolerate failure!” c. Alan showed no emotion during the meeting, but later he took the executive aside and chewed him out in private, thus following his “praise in public, punish in private,” rule. d. Alan was too new to the auto industry to know what the red dot meant, so he politely asked the executive to explain its significance.
Well-publicized research shows that companies can increase profits from 25 to 85% by retaining just …………. more of their customers.
a. 10% b. 2% c. 5% d. 1%
Political Science, Inc (PSI) specializes in voter polls and surveys designed to keep political office seekers informed of their position in a race. Using telephone surveys, interviewers ask registered voters who they would vote for if the election were held that day. In a recent election campaign, PSI found that 220 registered voters, out of 500 contacted, favored a particular candidate
a. Develop a 95% confidence interval estimate for the proportion of the population of registered voters that favors the candidate. b. Suppose that PSI would like 99% confidence that the sample proportion is within ± .03 of the population proportion. What sample size is needed to provide the desired margin of error?