Please answer these two questions I need question 2 b answered and question 8 c answered please. And please answer the question right please.

X Connect x Course Hero X + ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/qu. GRADED ASSIGNMENT-10-CH-12-DUE NOV.24 Saved Help Save & Exit Submit Check my work 2 Mr. James McWhinney, president of Daniel-James Financial Services, believes there is a relationship between the number of client contacts and the dollar amount of sales. To document this assertion, Mr. McWhinney gathered the following sample information. The X column indicates the number of client contacts last month, and the Y column shows the value of sales ($ thousands) last month for each client sampled. 10 Number of Sales Number of Sales points Contacts, ($ thousands), Contacts, ($ thousands) , X Y X y 50 $101 44 $69 33 24 -Book 17 23 43 76 26 37 36 47 23 27 References 67 39 54 a. Not available in Connect. b. Determine the regression equation. (Do not round intermediate calculations and round the final answers to 4 decimal places. Negative answers should be indicated by a minus sign.) b = 2.0794 a = -18.1352 Y'= 18.3352 + 2.0794 X c. Determine the estimated sales if 48 contacts are made. (Round the final answer to 4 decimal places.) 81.6806 Graw 11:11 Type here to search 9 11/21/2 O982738 X Connect * *Course Hero X + C ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activi Check my work mode : This shows what is correct or incorrect for the work you have completed so far. It does not indicate completion. Return to que 8 Given the following ANOVA table: SOURCE SS MS F 10 Regression 30 points Error 75 1, 446 1, 446 723 48 Total 16 2, 169 a. Determine the coefficient of determination. (Round the final answer to 3 decimal places.) Coefficient of determination 0.666 0 b. Assuming a direct relationship between the variables, what is the coefficient of correlation? (Round the final answer to 2 decimal places.) Coefficient of Correlation 0.8164 c. Determine the standard error of estimate. (Round the final answer to 2 decimal places.) The standard error 6.92 hs Graw Type here to search O 9