A Regression Analysis Between Sales (In $1000) and Advertising (In $\hat { y }$

question 118

Multiple Choice

A regression analysis between sales (in $1000) and advertising (in $100) yielded the least squares line $\hat { y }$ = 75 +6x. This implies that if $800 is spent on advertising, then the predicted amount of sales (in dollars) is:

• A)$4875.
• B)$123 000.
• C)$487 500.
• D)$12 300.

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Definitions:

Intervention Strategies

Plans or actions designed to influence or bring about change in a particular situation or condition, often within a therapeutic or educational setting.

Parent-Teacher Association

An organization composed of parents and teachers that aims to facilitate parental participation in schools and improve the educational environment.

Family Stress

Tension and strain experienced within the family unit, often resulting from various internal or external pressures.

Parental Unemployment

The state of being without a job for individuals who have children.