SCENARIO 10-15 The Table Below Presents the Summary Statistics for the Starting

question 163

Multiple Choice

SCENARIO 10-15
The table below presents the summary statistics for the starting annual salaries (in thousands of dollars) for individuals entering the public accounting and financial planning professions.
Sample I (public accounting) :

Test whether the mean starting annual salaries for individuals entering the public accounting professions is higher than that of financial planning assuming that the two population variances are the same.
-Referring to Scenario 10-15,what assumptions are necessary for testing whether there is evidence of a difference in the variances to be valid?

• A)Both sampled populations are normally distributed.
• B)Both samples are random and independent.
• C)Neither (a)nor (b)is necessary.
• D)Both (a)and (b)are necessary.

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Definitions:

Single Price

A market condition where all units of a particular good or service are sold at the same price to all buyers.

Price Discrimination

The strategy of selling the same product to different customers at different prices based on the willingness to pay.

Consumer Surplus

The disparity between the amount consumers propose to pay for a good or service and the amount they finally pay.

Profits

The financial gain obtained when the revenue from business activities exceeds the costs and expenses incurred in operating the business.