Let X Be a Binomial Random Variable with N=50 and P=.3.The

Multiple Choice

Let x be a binomial random variable with n=50 and p=.3.The probability of less than or equal to 13 successes, when using the normal approximation for binomial is most closely reflected by ________.

A) -0.6172
B) 0.3086
C) 3.240
D) 0.3217
E) -0.23224