Answered

Welcome to Westonci.ca, where finding answers to your questions is made simple by our community of experts. Get quick and reliable solutions to your questions from a community of seasoned experts on our user-friendly platform. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

You want to be able to predict a man's shoe size based on his height. You have gathered this information from your male classmates: the average height of the men in your class is 68 inches, and the standard deviation is 1 inch. The mean shoe size is size 10, and the standard deviation is 1. The r-value between these two variables is +0.50. Strength guidelines for the r-value: (0 – 0.4 is weak; 0.4 – 0.6 is moderate, 0.6 – 1 is strong)
1. Which variable is the independent variable?
2. Which variable is the dependent variable?
3. What is the interpretation of r?
4. What is the interpretation of r2?
5. What does "a" equal?
6. What does "b" equal?
7. What is the full regression equation?
8. What is the predicted shoe size of a guy who is 72 inches tall?
9. If that same guy actually wears size 13 shoes, what is the residual equal to?
10. For the same guy: did the equation over or underestimate his shoe size?

Sagot :

We appreciate your time on our site. Don't hesitate to return whenever you have more questions or need further clarification. Thank you for your visit. We're committed to providing you with the best information available. Return anytime for more. Find reliable answers at Westonci.ca. Visit us again for the latest updates and expert advice.