Consider a binomial random variable with n 9and p .3. Let

Chapter 5, Problem 2

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QUESTION:

Consider a binomial random variable with n 9and p .3. Let x be the number of successes in thesample.a. Find the probability that x is exactly 2.b. Find the probability that x is less than 2.c. Find P(x 2).d. Find P(2 x 4).

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QUESTION:

Consider a binomial random variable with n 9and p .3. Let x be the number of successes in thesample.a. Find the probability that x is exactly 2.b. Find the probability that x is less than 2.c. Find P(x 2).d. Find P(2 x 4).

ANSWER:

Step 1 of 5

We are given a random variable with the following characteristics

Number of samples:n=9

Probability of success:p=0.3

Probability of failure:

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