# Question: Suppose the correlation between height and weight is 0 50 for

Suppose the correlation between height and weight is 0.50 for a sample of males in elementary school, and also 0.50 for a sample of males in middle school. If we combine the samples, explain why the correlation will probably be larger than 0.50.

## Answer to relevant Questions

Annual income, in dollars, was the response variable in a regression analysis. For a British version of a written report about the analysis, all responses were converted to British pounds sterling (£1 equaled $2.00, when ...Refer to the previous exercise. In view of these assumptions, indicate why such a model would or would not be good in the following situations: a. x = year (from 1900 to 2005), y = percentage unemployed workers in the United ...Let’s use multiple regression to predict total body weight (in pounds) using data from a study of University of Georgia female athletes. Possible predictors are HGT = height (in inches), % BF = percent body fat, and age. ...Refer to the previous two exercises. a. Report the residual standard deviation. What does this describe? b. Interpret the residual standard deviation by predicting where approximately 95% of the Georgia college GPAs fall ...For all students at Walden University, the prediction equation for y = college GPA (range 0–4.0) and x1 = high school GPA (range 0–4.0) and x2 = college board score (range 200–800) is = 0.20 + 0.50x1 + 0.002x2. a. ...Post your question