A health researcher conducts a survey of the relation of proportion of fat in a person's diet to proportion of time the person uses a seat belt. (The idea is that those who practice one kind of health-related behavior may be more likely to practice another kind.)Here are the scores for three participants.
M = 36.67 SD = 10.27 M = 53.33 SD = 12.47 r = -.96
a. Give the Z score prediction formula for predicting seat belt usage from fat in their diet.
b. Predict the seat belt usage of a person who has 40% fat in their diet.
c. Explain what you have done to a person who is familiar with correlation but not with regression.
Definitions:
Health Insurance
Category of insurance that pays for losses due to illness or injury.
Social Security
Social Security is a government program that provides financial assistance to people with inadequate or no income, especially the elderly, disabled, and survivors.
Unemployment Insurance
A government program that provides temporary financial assistance to workers who have lost their jobs through no fault of their own.
Job Sharing
A work arrangement where two or more people share the responsibilities and duties of a single full-time job.
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