I need the codes that generate the answers for the following questions in question 21. This is for business analytics using R code. Software is Post it Cloud and the textbook is Business Analytics Communicating with Numbers by Sanjiv Jaggia.

File Edit Code View Plots Session Build Debug Profile Tools Help Spaces + . T . H | Go to file/function 68 . Addins R 4.4.1 - Your Workspace myData x Environment History Connections Tutorial + New Space Filter |Import Dataset . 224 MiB - List - G . Price Age Miles R . Global Environment - Q 1 13590 6 61485 Data Learn 2 13775 6 54344 myData 20 obs. of 3 variables w 22991 1 8246 Guide A 15303 4 24856 ! What's New UT 16388 3 22100 6 16600 3 23702 Recipes 16987 A 47401 8 18489 2 16888 Files Plots Packages Help Viewer Presentation Cheatsheets 18859 w 35380 +New Folder + New Blank File - Upload & Delete Rename More - 19857 3 29634 a Cloud > project R 10 ... Modified 11877 9 Name Size 11 55792 Help 12 14989 3 46183 Ill. Current System Status O Rhistory O B Jul 23, 2024, 11:11 PM Showing 1 to 13 of 20 entries, 3 total columns 0 R project.Rproj 205 B Jul 23, 2024, 11:11 PM Posit Community Console Terminal x Background Jobs x O jaggia_ba_2e_ch03_data (3).xIsx 1.9 MB Jul 23, 2024, 11:12 PM R R 4.4.1 . /cloud/project/ ~ Technical Support R is a collaborative project with many contributors. Type 'contributors()' for more information and Info 'citation()' on how to cite R or R packages in publications. $ Plans & Pricing Type 'demo()' for some demos, 'help()' for on-line help, or 'help. start()' for an HTML browser interface to help. Terms and Conditions Type 'q()' to quit R. > library(readx1) > myData View(myData)21.% 1N %Car_Prices. The accompanying data file shows the price, the age, and the mileage for 20 used sedans. a. Calculate the mean for price, age, and mileage. b. Calculate the standard deviation for price, age, and mileage. c. Calculate and interpret the correlation coefficient between price and age. d. Calculate and interpret the correlation coefficient between price and mileage