mont4e_sm_ch08_sec05 - Section 8-5 8-47 a) 95% Confidence...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Section 8-5 8-47 a) 95% Confidence Interval on the fraction defective produced with this tool. 04333 . 0 300 13 ˆ = = p 300 = n 96 . 1 2 / = α z 06637 . 0 02029 . 0 300 ) 95667 . 0 ( 04333 . 0 96 . 1 04333 . 0 300 ) 95667 . 0 ( 04333 . 0 96 . 1 04333 . 0 ) ˆ 1 ( ˆ ˆ ) ˆ 1 ( ˆ ˆ 2 / 2 / + + p p n p p z p p n p p z p b) 95% upper confidence bound 65 . 1 05 . 0 = = z z 06273 . 0 300 ) 95667 . 0 ( 04333 . 0 650 . 1 04333 . 0 ) ˆ 1 ( ˆ ˆ 2 / + + p p n p p z p p 8-17
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
8-48 a) 95% Confidence Interval on the proportion of such tears that will heal. 676 . 0 ˆ = p 37 = n 96 . 1 2 / = α z 827 . 0 5245 . 0 37 ) 324 . 0 ( 676 . 0 96 . 1 676 . 0 37 ) 324 . 0 ( 676 . 0 96 . 1 676 . 0 ) ˆ 1 ( ˆ ˆ ) ˆ 1 ( ˆ ˆ 2 / 2 / + + p p n p p z p p n p p z p b) 95% lower confidence bound on the proportion of such tears that will heal. p p p n p p z p 549 . 0 37 ) 33 . 0 ( 676 . 0 64 . 1 676 . 0 ) ˆ 1 ( ˆ ˆ 8-49 a) 95% confidence interval for the proportion of college graduates in Ohio that voted for George Bush. 536 . 0 768 412 ˆ = = p 768 = n 96 . 1 2 / = z 571 . 0 501 . 0 768 ) 464 . 0 ( 536 . 0 96 . 1 536 . 0 768 ) 464 . 0 ( 536 . 0 96 . 1 536 . 0 ) ˆ 1 ( ˆ ˆ ) ˆ 1 ( ˆ ˆ 2 / 2 / + + p p n p p z p p n p p z p
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/12/2009 for the course IND E 315 taught by Professor Kailashkapur during the Spring '09 term at University of Washington.

Page1 / 4

mont4e_sm_ch08_sec05 - Section 8-5 8-47 a) 95% Confidence...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online