document.write( "Question 1173034: Find the minimum sample size n needed to estimate u for the given values of​ c,o ​, and E.\r
\n" ); document.write( "\n" ); document.write( "c=0.​95 , o=9.7 ​, and E=1\r
\n" ); document.write( "\n" ); document.write( "Assume that a preliminary sample has at least 30 members.
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Algebra.Com's Answer #798191 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi, 
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document.write( "c=0.​95 , o=9.7 ​, and E=1
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document.write( "ME =\"%28+z%2Asigma%29%2Fsqrt%28n%29\"
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document.write( "n = \"%28%281.96%2A9.7%29%2F1%29%5E2%29\"  = 361.4+  0r 362 is the sample size needed\r
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document.write( " = CI	z = value
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document.write( "90%	z =1.645
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document.write( "92%	z = 1.751
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document.write( "95%	z = 1.96
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document.write( "98%	z = 2.326
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document.write( "99%	z = 2.576
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