Consider a sampled population that is normally distributed, with the given information. (Give your answers correct to two decimal places.) n = 50, x bar = 77.9, and σ = 12.3
(a) Find the 0.95 confidence interval for μ. ____ to ____
(b) Are the assumptions satisfied? Explain. a) Yes, the sample size is large enough to apply the CLT. b) No, the sample size is not large enough to apply the CLT. c) not enough information
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