Asked by Tommy
According to one survey, the mean serum cholesterol level for U.S. adults was 195.1, with a standard deviation of 41.5. A simple random sample of 95 adults is chosen. Find the 46 percentile for the sample mean.
Write only a number as your answer. Round to one decimal places.
Write only a number as your answer. Round to one decimal places.
Answers
Answered by
Shi Buringa
What exactly is it asking you?
Answered by
PsyDAG
Z = (score-mean)/SEm
SEm = SD/√n
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability
(.46) and its Z score. Insert data into above equations and calculate.
SEm = SD/√n
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability
(.46) and its Z score. Insert data into above equations and calculate.
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