Question

The slope of the regression equation for the following data is: X 43 48 56 61...

The slope of the regression equation for the following data is:

X 43 48 56 61 67 55
Y 128 120 135 143 141 130

Select one:

A. 0.8476

B. 0.8262

C. 0.7852

D. 0.6285

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

Solution

x y xy
43 128 1849 5504
48 120 2304 5760
56 135 3136 7560
61 143 3721 8723
67 141 4489 9447
55 130 3025 7150

n = 6 observation

The slope of the regression equation can be determined by the using the formula

The slope of the regression equation is

Option B is correct

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