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A department store is considering a new credit policy to try to reduce the number of customers de- faulting on payments. A suggestion is made to discontinue credit to any customer who has been one week or more late with his/her payment at least twice. Past records show 95 percent of defaults were late at least twice. Also, 3 percent of all customers default, and 30 percent of those who have not defaulted have had at least two late payments.
a. Find the probability that a customer with at least two late payments will default.
b. Based on part a, should the policy be adopted? Explain.
consider the file showing data for magazine titles the cost of a full-color page advertisement page audience
Does there appear to be a relationship between work hours and loan amount - Explain the meaning of the coefficient of determination as it applies specifically to this problem.
Explain what is meant by the margin of error for a confidence interval. What error are we talking about in the context of an interval for m?
A study was done on students homework environments in 3 different environments: listening to music, watching television, or at the library. What are the independent and dependent variables? What would the study hypothesis be? The students were random..
question 1you are a data analyst working for the australian petrol pricing commissioner and have been requested to
A real estate agent wishes to determine the selling price of residences using the size (square feet), and whether the residence is a condominium or a single-family home. A sample of 20 residences was obtained with the following results: x 233 10 24 5..
(a) The life spans of three randomly selected fruit flies are 34 days, 30 days, and 42 days. Find the z-score that corresponds to each life span. Determine whether any of these life spans are unusual. (b) The life spans of three randomly selected fru..
In 2005, Britain raised the age at which retirees can get public pensions from 65 to 67. One newspaper, the Daily Telegraph, argued that "one in five who formerly would have lived long enough to receive a pension will now die before receiving a penny..
Envision what the health care system of 2030 might look like? Describe at least two technological advancements that would be available to patients. How would technology help providers make health care decisions? How would patients and families intera..
A certain lottery has 35 numbers. In how many different ways can 4 of the numbers be selected - order of selection not important
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A friend has offered to play a gambling game with you that involves flipping a coin that he has provided. Since a flip of heads will be to his advantage, you want to test the coin for fairness before you begin to play. Your friend is willing to..
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