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The Bradford Electric Illuminating Company is studying the relationship between kilowatt-hours (thousands) used and the number of rooms in a private single-family residence. A random sample of 10 homes yielded the following: NUMBER OF KILOWATTROOMS HOURS12 169 1014 206 510 118 710 1210 147 89 16
a. Find X and Y. Find the regression equation. Calculate a and b.b. Determine the number of kilowatt-hours, in thousands, for a 11 room house. c. Find the coefficient of determination and interpret its meaning.d. Find the coefficient of correlation and interpret its meaning.
Show the Finite graph and vertices
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