Calculate Spearman's rank correlation coefficient between the advertisement cost and sales from the following data :

Question

Advertisement cost (Rs. in thousands) 39 65 62 90 82 75 25 98 36 78 Sales(Rs. in lakhs) 47 53 58 86 62 68 60 91 51 84 This question has multiple parts. Therefore each part has been answered as a separate question on Clay6.com