The records of a department store show that 20% of its customers who make a purchase, return the merchandise in order to exchange it. In the next six purchases,
a. what is the probability that three customers will return the merchandise for exchange?
b. what is the probability that four customers will return the merchandise for exchange?
c. what is the probability that none of the customers will return the merchandise for exchange?
a. 0.0819
b. 0.0154
c. 0.2621
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In terms of advertising allocation, a flighting schedule is best for products that have:
A) steady sales throughout the year B) peak seasons but do sell throughout the entire year C) peak seasons at certain times in the year and are not purchased at all during other times of the year D) a high level of fluctuating demand
How many FASB members currently make up the Board?
A) 5 B) 7 C) 21 D) 33
Samson bought a house from Kevin with a closing dateof June 20 with the transfer (deed) dated for this same date. Unknown to Samson, two weeks earlier, Kevin had obtained a loan from a bank, using the house as collateral
Owing to an administrative oversight, the bank did not get the mortgage documents registered until 2 pm on June 20.Samson's lawyer submitted the transfer for registration at 3.30 pm on June 20. Samson doesn't know if he should complete the deal. Which one of the following statements most accurately describes the legal position? A) Samson's interest would be subject to the bank's mortgage. B) Since Samson was not aware of the mortgage, the mortgage is not enforceable against him. C) The bank has a valid mortgage, but it would be subject to Samson's interest. D) Samson's deed is dated before the mortgage so it has priority over the mortgage. E) The mortgage is only enforceable as a simple debt against Kevin.
A healthcare executive is using regression to predict total revenues. She is deciding whether or not to include both patient length of stay and insurance type in her model. Her first regression model only included patient length of stay
The resulting r2 was .83, with an adjusted r2 of .82 and her level of significance was .003. In the second model, she included both patient length of stay and insurance type. The r2 was .84 and the adjusted r2 was .80 for the second model and the level of significance did not change. Which of the following statements is true? A) The second model is a better model. B) The first model is a better model. C) The r2 increased when additional variables were added because these variables significantly contribute to the prediction of total revenues. D) The adjusted r2 always increases when additional variables are added to the model. E) None of the above statements are true.