Question

1. Demand for 5 months of jobs at a carpet-cleaning business is shown below. Use linear regression to create a trend equation for this time-series.

Month	Demand (Y)
Jan	65
Feb	45
Mar	52
Apr	44
May	37

The trend equation is:

1. Y = 65.7 – 5.7x
2. Y = 65.7 + 5.7x
3. Y = 35.4 + 5.5x
4. Y = 62.1 + 3.2x

Answer 1

Answer : option A. Y= 65.7 -5.7x

Using linear regression: