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1.Tickets for a raffle cosr $18. There were 619 tickets sold. One ticket will be randomly selected as the winner, and that person wins $1800 and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected Value (the mean of the distribution)?
If the Expected Value is negative, be sure to include the "-" sign with the answer. Express the answer rounded to two decimal places.
Expected Value = ?
2.About 5% of the population has a particular genetic mutation. 700 people are randomly selected.
Find the mean for the number of people with the genetic mutation in such groups of 700.
3.About 7% of the population has a particular genetic mutation. 900 people are randomly selected.
Find the standard deviation for the number of people with the genetic mutation in such groups of 900.
For any fixed value of k (k = 1,2, ... ). determine the conditional distribution of Xl given that X, + X, = k.
determine the named distribution that would best used to find situations and explanation why.a bag containing 60 mampms
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What is the probability that a randomly selected McDonald's restaurant is operated by either a franchisee or an affiliate?
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Table gives the business expenditures for new plant equipment of public utilities Y and the gross national product X, both in billions of dollars, for the United States from 1960 to 1979 - Estimate the Koyck model
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