Asked by Anonymous
find the probability that the sample mean falls between 1.6 and 2.2. what value will you now use for the standard deviation. (Find the standard error of the mean) Mean is 1.5 and standard deviation is .25
Answers
Answered by
PsyDAG
Z = (sample mean value-mean)/SEm
SEm = SD/√(n-1)
What is your n?
SEm = SD/√(n-1)
What is your n?
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