The data below is the data of Promotion and Sales of PT.Duta Pratama. Sales (Y) Promotion...

The data below is the data of Promotion and Sales of PT.Duta Pratama.

Sales (Y)	Promotion (X)
64	20
61	16
84	34
70	23
88	27
92	32
72	18
77	22

Requested:

a. How is the Cost of Promotion and Sales?

b. Create the Regression Equation.

c. How much is the sale if the promotion is 20?

d. How much is the sale if the promotion is 16?

e. How much is the Promotion if sales are 90?

f. How much is sales if the promotion is 23?

g. How much is the sale if the promotion is 27?

h. How much is the Promotion if the Sales are 85?

Solutions

Expert Solution

orchestra answered 1 year ago

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