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PLZ show all work! 1.The following minitab regression output

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PLZ show all work!

1.The following minitab regression output represents the age of a person and the number of prescription pills he/she takes each day.
Regression Analysis: No. of Pills Per Day versus Age

The regression equation is
No. of Pills Per Day = 0.17 + 0.117 Age


Predictor Coef SE Coef T P
Constant 0.171 2.155 0.08 0.937
Age 0.11681 0.03908 2.99 0.007


S = 3.21203 R-Sq = 28.0% R-Sq(adj) = 24.8%


Analysis of Variance

Source DF SS MS F P
Regression 1 92.15 92.15 8.93 0.007
Residual Error 23 237.29 10.32
Lack of Fit 17 193.46 11.38 1.56 0.304
Pure Error 6 43.83 7.31
Total 24 329.44

a. Is the data linear? Test for lack of fit at the 0.05 level of significance. show work

State the Null and Alternative Hypotheses:

State the test statistic:

State the p-value:

Decision

Conclusion


b.Is the regression equation useful for predicting number of pills taken each day based on age? Use α = 0.05

State the Null and Alternative Hypotheses:

State the test statistic:

State the p-value:

Decision:

Conclusion
Hi,

I'm working on these, would send your answers soon.

Thanks
Customer: replied 3 years ago.


great thx

Glad to help.
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Customer: replied 3 years ago.


Thx again!!

Anytime!
Feel free to ask if you've any follow up questions on the answer. All set, please leave a rating for the answer.

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