Question: Show the 95% z-interval or t-interval for the indicated parameter. (a) x = -45, s = 80, n = 33 (b) x =

Show the 95% z-interval or t-interval for the indicated parameter.
(a) μ x̅ = -45, s = 80, n = 33
(b) μ x̅ = 255, s = 16, n = 21
(c) p p̂ = 0.25, n = 48
(d) p p̂ = 0.9, n = 52

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