If np 25 and nq 25, estimate P(fewer than 4) with n = 13 and p = 0.5 by using the normal distribution as an approximation to the

Question

If np 25 and nq 25, estimate P(fewer than 4) with n = 13 and p = 0.5 by using the normal distribution as an approximation to the binomial distribution; if np <5 or nq <5, then state that the normal approximation is not suitable.

Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. P(fewer than 4) =
(Round to four decimal places as needed.)
B. The normal approximation is not suitable.

Kunduz · Accepted Answer

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