Question 5

Syireen, in charge of office supplies at Srijaya Holdings., would like to predict the quantity of paper used in the office photocopying machines per month.She believes that the number of loans originated in a month influence the volume of photocopying performed.She has compiled the following recent monthly data:

Number of Loans Sheets of Photocopy Paper Used (000's)

25 16

25 13

35 18

40 25

40 21

45 22

50 24

60 25

1.Develop the simple linear regression formula for the situation above

2.Estimate the number of photocopy paper used if 65 loans are processed.