Suppose that about 85% of graduating students attend their graduation. A group of 22 graduating students is

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Suppose that about 85% of graduating students attend their graduation. A group of 22 graduating students is randomly chosen.

a. In words, define the random variable X.

b. List the values that X may take on.

c. Give the distribution of X. X ~ _____(_____,_____)

d. How many are expected to attend their graduation?

e. Find the probability that 17 or 18 attend.

f. Based on numerical values, would you be surprised if all 22 attended graduation? Justify your answer numerically.

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Introductory Business Statistics

ISBN: 202318

1st Edition

Authors: Alexander Holmes , Barbara Illowsky , Susan Dean

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Question Posted: May 10, 2024 02:00 PM

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Suppose that about 85% of graduating students attend their graduation. A group of 22 graduating students is

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Introductory Business Statistics

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