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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 63

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. 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.   -Which of the following statements must be true,if the regression sum of squares (SSR) is 83.6? A) The correlation coefficient is 0.95 B) The slope of the regression line is positive. C) The error sum of squares (SSE) is larger than or equal to 83.6 D) The total sum of squares (SST) is larger than or equal to 83.6
-Which of the following statements must be true,if the regression sum of squares (SSR) is 83.6?


Definitions:

Barriers to Entry

Factors that make it difficult or costly for new firms to enter and compete in an industry, such as high startup costs or strict regulations.

Pure Monopoly

A market structure where a single supplier controls all production and sale of a particular good or service, with no close substitutes.

Output Quantity

The total amount of a product or service produced by a company or industry.

Rent-seeking

The practice of gaining economic advantage by manipulating the social or political environment in which economic activities occur, instead of by creating new wealth.

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