Occasionally, a company will be able to straddle two frames of reference with one set of points-of-difference and points-of-parity

Which one of the following is the least likely to increase self-confidence?

a. Having pride in one's work. b. Taking risks. c. Acquiring a large base of knowledge. d. Maintaining a rigid position on most issues.

The Wilcoxon rank-sum test requires the data be at least at the ordinal level of measurement and that the shapes of the distributions for the two populations are similar

Indicate whether the statement is true or false