SCENARIO 13-9 It Is Believed That, the Average Numbers of Hours Spent

question 4

Multiple Choice

SCENARIO 13-9
It is believed that, the average numbers of hours spent studying per day (HOURS) during undergraduate education should have a positive linear relationship with the starting salary (SALARY, measured in thousands of dollars per month) after graduation. Given below is the Excel output for predicting starting salary (Y) using number of hours spent studying per day (X) for a sample of 51 students. NOTE: Only partial output is shown.


Note: 2.051 E - 05 = 2.051*1^0-5 and 5.944 E -18 = 5.944 *10 ^-18 .
-Referring to Scenario 13-9,the value of the measured t-test statistic to test whether mean SALARY depends linearly on HOURS is

• A)-4.7134
• B)-1.8940
• C)0.9795
• D)13.3561

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Definitions:

Dominance of Markets

A situation where one or few entities exert a disproportionate control over the sales, distribution, or characteristics of goods and services in a market.

Industrial Regulation

The imposition of rules by the government on firms and industries to promote competition, control monopoly power, protect consumers, and regulate prices and service quality.

Production Costs

Expenses incurred in the process of manufacturing or producing goods, including materials, labor, and overhead costs.