Here Is a Scatterplot of Weight Versus Height for Students

question 490

Essay

Here is a scatterplot of weight versus height for students in an introductory statistics class.
The men are coded as "1" and appear as circles in the scatterplot; the women are coded as
"2" and appear as squares in the scatterplot.
a. Do you think there is a clear pattern? Describe the association between weight and
height.
b. Comment on any differences you see between men and women in the plot.
c. Do you think a linear model from the set of all data could accurately predict the weight
of a student with height 70 inches? Explain.

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Definitions:

Lifetime

The duration of existence of an individual or the total duration an object exists until it is no longer functional.

Racial Group

A classification of humans based on shared physical or social qualities into categories generally viewed as distinct within a given society.

Risk

The probability of an adverse event happening, affecting an individual's health, safety, or success.

Population

The total number of individuals inhabiting a particular area or forming a particular group.