Question 23 Not yet answered Marked out of 0.50 Flag question A regression analysis between sales in (000's) of OMR and advertising in (00's) resulted in the following least square line: Y = 75 + 6 X. This implies that if advertising is 800 OMR. The forecast sales in (000's) of OMR is: O a. 123 O b. 123,000 O c. 487,500 O d. 487