Binomial to find the probability
Use the normal approximation to binomial to find the probability for n= 48, p= 0.9, and x < 40.
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A simple random sample of 50 items from a population with =6 resulted in a sample mean of 32. Provide a 90% confidence interval for the population mean.
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Review the three "Non-parametric" test videos in the Calculations section of the "Statistics Visual Learner" media piece.
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