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  3. a population has a mean of 50 and a standard devia

A population has a mean of 50 and a standard deviation of 5. A sample of...

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Statistics

A population has a mean of 50 and a standard deviation of 5. Asample of 100 observations will be taken. The probability that themean from that sample will be between 49 and 51 is

a)0.50

b)0.6826

c)0.8413

d)0.9544

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