The simplest approach to evaluating training is to:
A. use only a pretest.
B. calculate the ROI.
C. conduct pretests and posttests on all trainees.
D. use only a posttest.
E. compare pretest and posttest scores of the trained group with those of an untrained group.
Ans: D. use only a posttest.
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In regards to extraordinary items, which of the following statements is not correct?
A) Losses due to lawsuits do not qualify as extraordinary. B) An extraordinary gain is reported the same as a loss - net of the income tax effect. C) Taking of a company assets by a foreign government are generally considered to be extraordinary items. D) Extraordinary items are reported separately from continuing operations because of their infrequent and unusual nature.
When determining the sample size, if the population standard deviation, s, is unknown and an estimate is used, the standard deviation should be re-estimated once the sample has been drawn
Next a revised confidence interval should be calculated to determine the precision level actually obtained. Indicate whether the statement is true or false