# 409Hw11ans - STAT 409 Fall 2011 Homework#11(due Friday...

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STAT 409 Homework #11 Fall 2011 (due Friday, December 2, by 4:00 p.m.) From the textbook: 8th edition ( ) 8.7-1 ( ) D = 0.40 < 0.45 Do NOT Reject H 0 at α = 0.20 . at x = 0.40- an 80% confidence band for F ( x ) is included ( note the CDF of U ( 0, 1 ) is inside )

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8.7-3 ( ) D = 0.1643 < 0.32 Do NOT Reject H 0 at α = 0.20 . at x = 49 an 80% confidence band for F ( x ) is included ( note the CDF of N ( 60, 100 ) is inside )
8.7-4 ( ) D = 0.31 < 0.37 Do NOT Reject H 0 at α = 0.10 . at x = – 0.7757

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8.7-6 ( ) n = 15, α = 0.10 d = 0.30.
8.4-2 ( ) 4.8 5.0 5.4 5.4 5.5 5.7 5.8 5.9 6.0 6.0 6.3 6.8 1 2 3 4 5 6 7 8 9 10 11 12 a) P ( 3 Binomial ( 12, 0.50 ) 9 ) = 0.9807 – 0.0193 = 0.9614. i = 3, j – 1 = 9. ( Y 3 , Y 10 ) = ( 5.4, 6.0 ) . b) P ( Y 1 < π 0.30 < Y 7 ) = P ( 1 Binomial ( 20, 0.30 ) 6 ) = 0.9614 – 0.0138 = 0.9476 . 8.4-4 ( ) 80.16 80.27 80.27 80.28 80.28 80.32 80.32 1 2 3 4 5 6 7 80.35 80.38 80.40 80.51 80.53 80.56 80.59 8 9 10 11 12 13 14 a) P ( 4 Binomial ( 14, 0.50 ) 10 ) = 0.9713 – 0.0287 = 0.9426. i = 4, j – 1 = 10. ( Y 4 , Y 11 ) = ( 80.28, 80.51 ) . b) P ( Y 6 < π 0.60 < Y 12 ) = P ( 6 Binomial ( 14, 0.60 ) 11 ) = P ( 3 Binomial ( 14, 0.40 ) 8 ) = 0.9417 – 0.0398 = 0.9019 .

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8.4-10 ( ) 22.4 22.4 22.5 22.6 22.8 22.8 23 23.3 1 2 3 4 5 6 7 8 23.4 23.4 23.6 23.7 23.9 24 24 24.5 9 10 11 12 13 14 15 16 a) m ˆ =
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409Hw11ans - STAT 409 Fall 2011 Homework#11(due Friday...

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