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Shown below are the number of trials and success probability for some Bernoulli trials. Let X denote the total number of successes. n=4and p=0.25 a.

Shown below are the number of trials and success probability for some Bernoulli trials. Let X denote the total number of successes.

n=4and p=0.25

a. Determine P(X=2)using the binomial probability formula.

b. Determine P(=2)using a table of binomial probabilities. Compare this answer to part(a).

a. Using the binomialformula, P(x=22) is (Round to three decimal places asneeded.)

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