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Posted Date: 10 Aug 2009 Posted By: Rajesh Member Level: Diamond Category: Mathematics - Basic
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The maximum error to assert with a probability of 0.95 is 0.7,the standard deviation of the population being 5, then the size of the sample needed is ____ ( given that Z(0.475)=1.96,Z(0.495)=2.58)
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Next Question:
If the maximum error to assert with a probability of 0.95 is 0.5,the variance of the population being 9,then the size of the sample needed is ____ ( given that Z(0.475)=1.96,Z(0.495)=2.58)
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Previous Question:
The maximum error to assert with a probability of 0.95 is 0.6, the variance of the population being 16,then the size of the sample needed is ____ ( given that Z(0.475)=1.96,Z(0.495)=2.58)
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