When conducting marketing research in foreign countries, statistical estimation of sample size may be difficult since estimates of the ________ may be unavailable

Which of the following statements about total capital requirement is least likely to be correct for a profitable firm?

A) the trend is often upward-sloping B) requirements remain constant over time C) a portion of working capital is permanent D) seasonal variations are often experienced

A trial balance may prove that debits and credits are equal, but

a. an amount could be entered in the wrong account. b. a transaction could have been entered twice. c. a transaction could have been omitted. d. all of these