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:

Labour-Intensive Firm

A company that requires a high level of labor input compared to capital investment in its operations.

Cost Volume Profit

An accounting technique used to analyze how changes in cost and volume affect a company's operating income and net income.

Cost Driver

A factor that incurs costs, as its presence or level of activity directly affects the total cost of an activity or product.

Inventory Levels

The quantity of goods and materials a company has in stock at a given time, crucial for meeting customer demand and planning production.