=+are specified numerical constants. A point estimate of is n 5 a1x1 1 a2x2 1

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=+are specified numerical constants. A point estimate of  is 

n 5 a1x1 1 a2x2 1 a3x3. When the sample sizes are all large, 

n has approximately a normal distribution with variance

2



n 5 a2 1 ?

2 1

n1 1 a2 2 ?

2 2

n2 1 a2 3 ?

2 3

n3

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Related Book For  book-img-for-question

Applied Statistics For Engineers And Scientists

ISBN: 9781133111368

3rd Edition

Authors: Jay L. Devore, Nicholas R. Farnum, Jimmy A. Doi

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