To determine the probability of obtaining exactly 20 successes in 50 trials with $p=0.30$, we should use
A) the binomial formula.
B) the Poisson formula.
C) the normal approximation to the binomial distribution.
D) the normal table.

Question

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The Answer of To determine the probability of obtaining exactly 20 successes in 50 trials with $p=0.30$, we should use
A) the binomial formula.
B) the Poisson formula.
C) the normal approximation to the binomial distribution.
D) the normal table.

To Determine the Probability of Obtaining Exactly 20 Successes in 50