THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 18

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A professor of statistics is interested in studying the relationship between the number of hours graduate students spent studying for his comprehensive final exam and the exam score.The results of the regression analysis of hours studied on exam scores are presented below.
-Determine the slope of the sample regression line.

• A)3.71
• B)1.24
• C)4.60
• D)3.92

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Definitions:

Midpoint Method

A technique used in economics to measure the elasticity of a variable without the influence of the starting and ending points.

Price Elasticity

A measure of how sensitive the quantity demanded of a good is to a change in its price.

Quantity Demanded

The overall volume of a good or service buyers are prepared and capable of acquiring at a designated price during a specified period.

Time Horizon

The length of time over which an investment or a project is intended or expected to occur.