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You are picking a bouquet of 20 flowers for your mother at random from a garden with 25 coneflowers, 35 daisies and 42 lilies. Your mother likes daisies the best and you want to have 15 of those in your bouquet.
a) Define D in terms of the story. Name its distribution and parameters.
b) What is the probability that you pick exactly 15 daisies in your bouquet?
c) What is the probability that all of the flowers in your bouquet are daisies?
d) What is the expected value and variance of D?
e) What is the expected number of coneflowers in your bouquet?
f) What is the expected number of lilies in your bouquet?
Robinson & Associates performs employment screening for large companies in southern California. It usually follows two-step process. First potential applicants are given a test that covers basic knowledge and intelligence. If applicants score b..
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The Scatter plot can more easily be generated using the Chart procedure.
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A random sample of 25 days' receipts is chosen for an audit. What is the probability that the sample mean is larger than $2,220?
A suburban hotel derives its gross income from its hotel and restaurant operations. The owners are interested in the relationship between the number of rooms occupied on a nightly basis and the revenue per day in the restaurant.
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