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Prizes and the chances of winning in a sweepstakes are given in the table below.
Prize
Chances
$25,000,000
1 chance in 200,000,000
$450,000
$75,000
1 chance in 20,000,000
$20,000
1 chance in 4,000,000
$600
1 chance in 200,000
A watch valued at $50
1 chance in 9,000
(a) Find the expected value (in dollars) of the amount won by one entry.
(b) Find the expected value (in dollars) if the cost of entering this sweepstakes is the cost of a postage stamp (34 cents)
A startup company began manufacturing toy dolls tailored to environmental-oriented customers. Using linear regression, find a linear model for the Cost Function if the company's yearly costs for the next five years were (2005,$8,000,000),(2006,$1..
The closing price of a company's stock tomorrow can be lower, higher or the same as today's closed. Without any prior information that may affect the price of the stock tomorrow, the probability that it will close higher than today's close is 1/3
out of a sample of 94 purchases at the drive-up window of a fast-food establishment 27 were made with a major credit
a job only hires applicants who score 2 standard deviations or more above the mean on a skills test. if the mean is 77
a) What is the probability that exactly half of the beech trees in the sample will be so damaged? b) What is the probability that two or more beech trees in the sample will be so damaged? c) What number of damaged beech trees will have the greatest p..
Do the samples provide sufficient evidence to indicate that on the average, fewer consumers prefer a new product when the spokesperson is female?
The primary and secondary winding of a three-phase transformer rated at 400/230 kV are both wye-connected. Calculate the primary and secondary turns of each phase, knowing that the insulation between two consecutive turns can sustain 50 V. Determi..
If you are moving international cargo to the United States, what security issues and regulations would impact your operations? How will you comply with these requirements?
Comparisons were made for specific causes of death between mortality rates in workers and U.S white male mortality rates from 1950-1978.
Construct a regression equation in which total U.S. box office grosses are predicted using the other variables. Produce the appropriate residual plots to determine if the linear function is the appropriate regression function for this data set.
in order to be effective reflective highway signs must be picked up by the automobiles headlights. to do so at long
Downtown Fish Company believes that it has a market share of 25%. They survey n = 100 fish owners and ask whether or not Downtown fish is their regular brand of Fish food, of which 23 people say yes.
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