A regression equation is given by y=11.37395+2.82773x.The following information about the variable x and y is also given \sum y=255, \sum y^(2)=8621, \sum x^(2)=480, n=8 Calculate the value of \sum xy.Calculate the value of \sum xy. A.1552 B.1987 C.2017 D.3251

A regression equation is given by y=11.37395+2.82773x.The following information about the variable x and y is also given \sum y=255, \sum y^(2)=8621, \sum x^(2)=480, n=8 Calculate the value of \sum xy.Calculate the value of \sum xy. A.1552 B.1987 C.2017 D.3251

Trigonometry (MindTap Course List)

8th Edition

ISBN:9781305652224

Author:Charles P. McKeague, Mark D. Turner

Publisher:Charles P. McKeague, Mark D. Turner

Chapter4: Graphing And Inverse Functions

Section: Chapter Questions

Problem 6GP: If your graphing calculator is capable of computing a least-squares sinusoidal regression model, use...

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Please do not give solution in image format thanku

A regression equation is given by y=11.37395+2.82773x.The following information about the variable x and y is also given

\sum y=255, \sum y^(2)=8621, \sum x^(2)=480, n=8

Calculate the value of \sum xy.Calculate the value of \sum xy.

A.1552

B.1987

C.2017

D.3251

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