ers may 11. Basic Computation: Confidence Interval Suppose x has a mound-shaped symmetric distribution. A random sample of size 16 has sample mean 10 and sample standard deviation 2. (a) Check Requirements Is it appropriate to use a Student's t distribution to compute a confidence interval for the population mean ? Explain. 10SWER (b) Find a 90% confidence interval for p. (c) Interpretation Explain the meaning of the confidence interval you computed.

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