Determine the least-squares regression equation

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Reference no: EM131353684

City government has collected the following data on annual sales tax collections and new car registrations:

ANNUAL SALES TAX COLLECTIONS (IN MILLIONS)

1.0

1.4

1.9

2.0

1.8

2.1

2.3

NEW CAR REGISTRATIONS (IN THOUSANDS)

10

12

15

16

14

17

20

Determine the following:

a) The least-squares regression equation.

b) Using the results of part (a), find the estimated sales tax collections if new car registrations total 22,000.

c) The coefficients of correlation and determination.

Reference no: EM131353684

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