alishaclaudio1257 alishaclaudio1257

06-06-2023
Mathematics

contestada

For a data set obtained from a sample, n = 80 and X¯ = 46.55. It is known that σ = 3.8.
a. What is the point estimate of μ?
b. Make a 90% confidence interval for μ.
c. What is the margin of error of estimate for part b?

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Can someone please help

good job