For Questions , Use the Following Narrative

question 10

Essay

For Questions , use the following narrative
Narrative: Study time and exam score
Suppose an algebra professor found that the correlation between study time (in hours) and exam score (out of 100) is +.80, and the regression line was found to be y = 20 + 4x.He arrived at this equation through years of collecting data on his students, most of whom reported studying anywhere from 0 to 20 hours for his exams.
-{Study time and exam score narrative} What meaning (if any) does the y intercept of 20 have in this situation? Use words that a non-statistics student would be able to understand.

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Definitions:

Objective Nature

The characteristic of being based on factual and observable phenomena, not influenced by emotions or personal biases.

Piece Rates

A compensation method where employees are paid based on the amount of work they complete, such as the number of items produced or tasks finished.

Commissions

A form of payment to an employee based on the sales they generate, usually a percentage of the sales amount.

External Control

Mechanisms or practices imposed from outside an organization to ensure it meets legal, ethical, or standard compliance, such as regulatory measures.