Calculate a 95% Confidence Interval for the following samples: =450, N=200, σ=100 =105, N=50, σ=15 = 19, N = 17, s = 5 = 8, N = 40, s = 1.6 = 8.35, N = 30, s = 1.59 Calculate a 99% Confidence Interval for the following samples: =525, N=110, σ=100 =305, N=85, σ=50 = 19, N = 17, s = 5 = 15, N = 60, s = 2.25 = 25.43, N = 50, s = 5.15