A stratified simple random sample was taken with the following results.Stratum ()X-ShP-hNhnh1138300.50200202103250.78250303210500.2110025c. Develop an approximate 95% confidence interval for the overall population mean (to 4 decimals).

Name: A stratified simple random sample was taken with the following results
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Description: A stratified simple random sample was taken with the following results.Stratum ()X-ShP-hNhnh1138300.50200202103250.78250303210500.2110025c. Develop an approximate 95% confidence interval for the overall population mean (to 4 decimals).

stratum Xbar Sh Ph Nh nh 1 138 30 0.5 200 20 2 103 25 0.78 250 30 3 210 50 0.21 100 25…

Answered: Sh P-h Nh nh 1 138 30 0.50 200 20 2 103…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A stratified simple random sample was taken with the following results.

Stratum ()	X-	Sh	P-h	Nh	nh
1	138	30	0.50	200	20
2	103	25	0.78	250	30
3	210	50	0.21	100	25

c. Develop an approximate 95% confidence interval for the overall population mean (to 4 decimals).

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