Consider the no-intercept model Yxwith the s NID(0, 2). The estimate of 2 is s2 and

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Consider the no-intercept model Yxwith the ’s NID(0, 2). The estimate of 2 is s2 

and

(a) Devise a test statistic for H0:   0 versus H1:  0.

(b) Apply the test in part

(a) to the model from Exercise 6-49 part (f ).

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Engineering Statistics

ISBN: 9780471388791

2nd Edition

Authors: Douglas C. Montgomery, George C. Runger, Norma F. Hubele

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