The probability density function, f(x), for any continuous random variable X, represents:
a. all possible values that X will assume within some interval a ? x ? b.
b. the probability that X takes on a specific value x.
c. the height of the density function at x.
d. None of these choices.
C
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In terms of phone use, good etiquette suggests which of the following as being most important?
A) Speaking softly so others in the work space are not disturbed B) Don't waste time identifying yourself—it is no longer necessary with caller I.D. C) Allow calls to go to voicemail whenever possible to keep a record of calls D) Identify yourself when answering the phone before asking how you can be of help E) Using voice mail instead of other means for messaging
Which of the following is not an acceptable inventory costing method?
a. Specific identification b. Last-In, First-Out (LIFO) c. First-In, First-Out (FIFO) d. Average cost e. Next-In, First-Out (NIFO)
Which of the following is a correctly punctuated sentence?
?A) ?Annette will work for Lisa on Saturday morning, Max will work for Trey on Sunday afternoon B) ?Annette will work for Lisa on Saturday morning, and Max will work for Trey on Sunday afternoon. C) Annette will work for Lisa on Saturday morning Max will work for Trey on Sunday afternoon.
Lucy has been constantly overstepping the credit limit on her credit card for the past five months. In this case, Lucy's financial advisor will most likely advise her to:
A. approach the issuer of the credit card to increase the credit limit for future transactions. B. switch to a different credit card issuer who has better plans on credit limits. C. continue using the card until the issuer sends a notice. D. place a high priority on eliminating her credit card balance as quickly as possible.