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Question: 1. For the following situations,
(a) n = 12, σ = 22, X¯ = 65,
(b) n = 22, σ = 10, X¯ = 185,
(c) n = 50, σ = 30, X¯ = 19,
compute a 0.95 confidence interval for the mean.
2. Describe the two components of a random sample.
Statistics and Probability, Statistics
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