A normal population with unknown variance has a mean of 20. a random sample of size...
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A normal population with unknown variance has a mean of 20. a random sample of size 9 from this population has ha mean of 24 and a standard deviation of 4.1. Find the probability P(T>t). Where t is the calculated value for the T-statistics. A normal population with unknown variance has a mean of 20. a random sample of size 9 from this population has ha mean of 24 and a standard deviation of 4.1. Find the probability P(T>t). Where t is the calculated value for the T-statistics.
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