THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 55

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A college administers for all its courses a student evaluation questionnaire.For a random sample 12 courses the accompanying table shows both the average student ratings of the instructor (on a scale from 1 to 5),and the average expected grades of the students (on a scale from 0 to 4).

-Test at the 10% significance level the hypothesis that the population correlation coefficient is zero against the alternative that it is positive.

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Definitions:

Alternative Minimum Tax

A parallel tax system to the regular income tax that ensures that certain taxpayers pay at least a minimum amount of tax.

Corporations

Legal entities that are separate from their owners, capable of owning property, entering contracts, and being taxed.

Subject

A broad term typically referring to the main topic or person being discussed or studied.

Schedule M-1

A form used by corporations in the U.S. to reconcile income reported for tax purposes with income reported for financial reporting purposes.