A population has a mean of 60 and a standard deviation of 18. A sample of 81 observations will be taken. The probability that the sample mean will be larger than 64 is
A. 0.5228.
B. 0.9772.
C. 0.4772.
D. 0.0228.
Answer: D
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Emergency room costs would be covered by
a. major medical insurance. b. medical insurance. c. hospital insurance. d. surgical insurance.
Which of the following statements is true about bailments?
A) Bailments are always governed by express contracts. B) Title is transferred in a bailment, along with possession of an object for a short period of time. C) In some cases, a bailment may exist when the recipient does not return the actual goods. D) A bailment cannot be established without actual delivery and acceptance of the goods.
To compute the probability that in a random sample of n elements, selected without replacement, we will obtain x successes, we would use the a. binomial probability distribution
b. Poisson probability distribution. c. hypergeometric probability distribution. d. exponential probability distribution.
On December 1, Robert, a cash-method taxpayer, borrows $10,000 from the bank for use in his business. Under the terms of the loan, the bank discounts the loan by $300, paying Robert the $9,700 cash proceeds. If Robert repays the loan next year, he may deduct
A) $300 next year. B) $300 this year. C) $25 this year and $275 next year. D) nothing since the note is "noninterest-bearing."