Bob White Is Conducting Research on Monthly Expenses for Medical

question 114

Essay

Bob White is conducting research on monthly expenses for medical care, including over-the-counter medicine.His dependent variable is monthly expenses for medical care while his independent variable is number of family members.Below is his Excel output.
SUMMARY OUTPUT
ANOVA
(a)What is the prediction equation?
(b)Based on his model, each additional family member increases the predicted costs by how much?
(c)Based on the significance F-test, is this model a good prediction equation?
(d)What percent of the variation in medical expenses is explained by the size of the family?
(e)Can the null hypothesis that the slope is zero be rejected? Why or why not?
(f)What is the value of the correlation coefficient?

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Definitions:

Avoidance Learning

A learning process where a subject learns to prevent an unpleasant experience by taking specific actions.

Superstitions

Beliefs or practices resulting from ignorance, fear of the unknown, trust in magic or chance, or a misunderstanding of causation.

Obsessive-Compulsive Behaviors

Repetitive actions or mental acts that a person feels compelled to perform, often driven by irrational fears or thoughts.

Avoidance Learning

A type of learning in which an organism learns to prevent or avoid an unpleasant experience.