18. You are given below the following information about advertising and sales. Adv. Exp. (X) (Rs. Lakhs) Sales (Y) (Rs. Lakhs) Mean 10 90 S.D. 3 12 Correlation Coefficient = 0.8 (a) Calculate the two regression lines. (h) Find the likely sales when advertisement expenditure is Rs. 15 lakhs. a What should be the advertisement expenditure if the company wants to attain a sales target of Rs. 120 lakhs ?
18. You are given below the following information about advertising and sales. Adv. Exp. (X) (Rs. Lakhs) Sales (Y) (Rs. Lakhs) Mean 10 90 S.D. 3 12 Correlation Coefficient = 0.8 (a) Calculate the two regression lines. (h) Find the likely sales when advertisement expenditure is Rs. 15 lakhs. a What should be the advertisement expenditure if the company wants to attain a sales target of Rs. 120 lakhs ?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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