Following are the advertisement expenses and sales revenue for an SME based in Muscat. You are required to calculate Karl Pearson's correlation coefficient and regression equation and answer the following questions Advertisement Sales Months Expenses in Revenue'000 RO'000 6 20 January February 8 21 March 10 28 April 12 29 May 15 30 June 16 31 July 18 33 What is the total value of x? (Ex?? Question 40 What is the total value of x? (Ex)? Not yet answered Marked out of 1.00 O a. 1234 O b. 1149 P Flag question O c. 1254 d. 1159 Clear my choice What is the value of Ly? O a. 5416 O b. 5682 O c. 5420 O d. 4362 Assume that in the given avomnla thn..... Assume that in the given example the value of correlation coefficient is 0.233. Which of the following statement is correct? O a. There is moderate correlation between advertisement expenses and sales revenue. O b. There is high correlation between advertisement expenses and sales revenue. O c. There is perfect correlation between advertisement expenses and sales revenue. O d. There is negligible positive correlation between advertisement expenses and sales reven If the value of correlation coefficient you calculated in the given example is 1.13. Which of the following statement is correct? O a. There is very high positive correlation between advertisement expenses and sales revenue. O b. There is high positive correlation between advertisement expenses and sales revenue. c. There is moderate positive correlation between advertisement expenses and sales revenue. O d. None of the given options In the given case above when the advertisement when expenses increase, the amount of sales also increases proportionately. This kind of correlation is termed as: a. No correlation O b. Negative correlation O c. Positive correlation O d. None of the given options. estion 45 What is the value of slop? ot yet aswered arked out of 00 O a. 0.66 (approximately) O b. 15.22 (approximately) O c. 12.44 (approximately) O d. 1.066 (approximately) Flag