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

question 188

Multiple Choice

TABLE 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: 2.051E - 05 = 2.051*10⁻⁰⁵ and 5.944E - 18 = 5.944*10⁻¹⁸.
-Referring to Table 13-9, the estimated change in mean salary (in thousands of dollars) as a result of spending an extra hour per day studying is

• A) -1.8940.
• B) 0.7845.
• C) 0.9795.
• D) 335.0473.

---

Definitions:

Full-Color

Refers to printing or display technologies capable of producing images or items in a wide range of colors, not limited to grayscale.

Long Lead Time

The extended duration between the initiation and completion of a process, often used in the context of manufacturing or supply chain management.

Wasted Coverage

Situations where marketing efforts reach individuals outside the target market, resulting in inefficiency and wasted resources.

Media Divergence

The trend of media platforms and outlets becoming more varied and specialized, catering to niche audiences and interests.