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Question
Submitted by twiey2 on Mon, 2012-07-09 08:25
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a random sample of size n= 20 was drawn from a population of size N = 220. Estimate the mean...

a random sample of size n= 20 was drawn from a population of size N = 220. Estimate the mean of the population with an approximate 95% confidence interval

Answer
Submitted by shahimermaid on Mon, 2012-07-09 09:47
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a random sample of xxxx xx xx xxx drawn xxxx x xxxxxxxxxx of size x = 220. xxxxxxxx the xxxx xx the xxxxxxxxxx xxxx an xxxxxxxxxxx xxx xxxxxxxxxx xxxxxxxx

 

p = 20/220 =0.09          xc x 1.96         and     x x xxx

 

 

 

1.96 Sq rt x 0.09 x 0.91/220)= xxxxxx

 

xxxx -0.037  and xxxx x 0.037

 

0.053   x 0.127


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