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Category > Statistics Posted 18 May 2017 My Price 12.00

he following sample observations were randomly selected.

14.   The following sample observations were randomly selected.

 

X:

5

3

6

3

4

4

6

8

Y:

13

15

7

12

13

11

9

5


a.   Determine the regression equation.

b.  Determine the value of Yˆ when X is 7.

Answers

Alpha Geek
(8)
Status NEW Posted 18 May 2017 12:05 PM My Price 12.00

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Attachments

file 1495110207-1308000_1_636305851549418349_regression-equation.xlsx preview (115 words )
13-----------080-----------00&-----------amp-----------;am-----------p;i-----------nfo-----------Id=-----------491-----------444-----------&am-----------p;a-----------mp;-----------uRe-----------gre-----------ssi-----------on -----------equ-----------ati-----------on1-----------4.Â----------- Â ----------- T-----------he -----------fol-----------low-----------ing----------- sa-----------mpl-----------e o-----------bse-----------rva-----------tio-----------ns -----------wer-----------e r-----------and-----------oml-----------y s-----------ele-----------cte-----------d.X-----------:Y:-----------a.Â----------- Â ----------- D-----------ete-----------rmi-----------ne -----------the----------- re-----------gre-----------ssi-----------on -----------equ-----------ati-----------on.-----------Ste-----------p 1-----------XYX-----------*YX-----------*XD-----------ecr-----------eas-----------ing----------- se-----------rie-----------sSt-----------ep -----------2To-----------tal-----------s=S-----------UM -----------of -----------val-----------ues-----------Mea-----------n=S-----------UM -----------of -----------val-----------ues-----------/8F-----------or -----------a r-----------edu-----------cin-----------g -----------ser-----------ies-----------,Li-----------nea-----------r e-----------qua-----------tio-----------n o-----------f Y-----------t=a------------b -----------* X-----------tSt-----------ep -----------3: -----------Fin-----------d -----------SUM-----------X, -----------SUM-----------Y, -----------SUM-----------(XY-----------), -----------SUM-----------(X*-----------X)S-----------UM -----------X =----------- 39-----------SUM----------- Y -----------= 8-----------5 S-----------UM -----------XY -----------= 3-----------78S-----------UM -----------(X)-----------2 =----------- 21-----------1Xm-----------ean-----------=4.-----------875-----------Y m-----------ean-----------=10-----------.63-----------Ste-----------p 4-----------: S-----------ubs-----------tit-----------ute-----------
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