Please help with ONLY PARTS G, H, and I. (The questions in the 2nd screenshot.)

The work/answers for parts a-f are included in the 3rd and 4th screenshots as well.

Here is a link to the data:

https://drive.google.com/file/d/1x7cl-3nQ7GSTnnxF-n1d54-hdN1_Q1Dp/view?usp=sharing

Thank You!

Note: Please show all the procedures of your analysis, and prepare the homework solution using RMarkdown. All code should be well documented. A RMarkdown homework template is available on GauchoSpace. Homework should be submitted on GauchoSpace. You should write up your homework solution on your own. In particular, do not share your homework RMarkdown file with other student. Q1. This question uses the fat dataset available in the Homework Assignment 2 on GauchoSpace. The following command can be used to read the data into R. Make sure the "fat.csv" file is in the same folder as your R/Rmd file. fat bodyfat. 1m summary (bodyfat . 1m) Call : 1m(formula = brozek ~ weight + height, data = fat) Residuals : Min 1Q Median 3Q Max -18 . 5425 -3. 6929 0. 0518 4. 2545 14. 6807 Coefficients : Estimate Std. Error t value Pr(>|t|) (Intercept) 31. 15506 6. 91319 4. 507 1. 01e-05 * * * weight 0. 18670 0. 01289 14. 480 bodyfat. Im summary (bodyfat . 1m) Call : 1m(formula = brozek ~ age + weight + height + neck + chest + abdom + hip, data = fat) Residuals : Min 1Q Median 3Q Max -10. 7646 -2. 9767 -0. 0682 2. 6648 10. 5999 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) -10. 745981 14. 432477 -0. 745 0. 4572 age -0. 002357 0. 025677 -0. 092 0. 9269 weight -0. 060143 0. 044297 -1. 358 0. 1758 height -0. 147041 0. 088389 -1. 664 0. 0975 neck -0. 448808 0. 202731 -2. 214 0. 0278 * chest -0. 017858 0. 091547 -0. 195 0. 8455 abdom 0. 907584 0. 078678 11. 535