Question

A sample of 150 is drawn from a population with a proportion equal to 0.41. a....

A sample of 150 is drawn from a population with a proportion equal to 0.41.

a. Determine the probability of observing between 50 and 54 successes.

b. Determine the probability of observing between 55 and 62 successes.

c. Determine the probability of observing between 53 and 70 successes.

Math   Statistics-And-Probability   
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Answer #1

We are given: p = 0.41 and n=150

Let X be the number of successes. Then:

X~ Binomial(150,0.41)

We will answer this question using excel:

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