In: Statistics and Probability
Use the following information to construct the confidence intervals specified to estimate μ. a. 95% confidence for x ¯ = 22, σ = 3.5, and n = 55 b. 98% confidence for x ¯ = 120.6, σ = 28.89, and n = 67 c. 90% confidence for x ¯ = 2.419, σ = 0.888, and n = 29 d. 80% confidence for x ¯ = 56.7, σ = 9.1, N = 500, and n = 47