Star, Inc. used Excel to run a least-squares regression analysis, which resulted in the following output: Regression StatisticsMultiple R0.9755R Square0.9517Observations30 CoefficientsStandard ErrorT StatP-ValueIntercept175,00361,6032.840.021Production (X)11.570.921312.550.000How much of the variation in cost is explained by production?
A. 97.55%
B. 92.13%
C. 95.17%
D. It is impossible to determine.
Answer: C
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Should public relations practitioners include attachments when sending a news release to a journalist?
A) No, never. B) Only if they are first scanned for viruses. C) Yes; they enhance the quality of information. D) Occasionally, if the news warrants it.
Assume in analyzing alternative proposals that Proposal F has a useful life of six years and Proposal J has a useful life of nine years. What is one widely used method that makes the proposals comparable?
A) Ignore the fact that Proposal F has a useful life of six years and treat it as if it has a useful life of nine years. B) Adjust the life of Proposal J to a time period that is equal to that of Proposal F by estimating a residual value at the end of year six. C) Ignore the useful lives of six and nine years and find an average (7 1/2 years). D) Ignore the useful lives of six and nine years and compute the average rate of return.
An instrument is nonnegotiable unless the word "negotiable" is printed on it
Indicate whether the statement is true or false
OPEC is: A) a treaty among the EU, the Arab nations and the U.S
B) an international environmental NGO. C) an oil cartel. D) disbanded.