Question: Given the following data, use least-squares regression to derive a trend equation: Period 1 2 3 4 5 6 Demand 9 12 10 8 9

Given the following data, use least-squares regression to derive a trend equation:

Period

1

2

3

4

5

6

Demand

9

12

10

8

9

15

The least-squares regression equation that shows the best relationship between demand and period is (round your responses to two decimal places):

y = _____+______x,

where y= Demand and x= Period.

What is your estimate of the demand in period 7?

Forecast7

=

What is your estimate of the demand in period 12?

Forecast12

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