A random variable | Numerical analysis homework help
1. A random variable is binomially distributed with n = 16 and π = .40. The expected value and standard deviation of the variables are: A. 2.00 and 1.24 B. 4.80 and 4.00 C. 6.40 and 1.96 D. 2.00 and 1.20 2. If σ = 12, find the sample size to estimate the mean with an error of ± 4 and 95 percent confidence (rounded to the next […]