A gumball machine contains three colours of gumballs. There are 10 red gumballs, 10 blue gumballs, and 20 white gumballs. If you take a random sample of four gumballs from the machine and three are white, what is the probability that the fourth will be blue?
a. .25
b. .50
c. .75
d. none of the above
a. .25
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Expected future revenues that differ among the alternatives under consideration are often referred to as:
A. Alternative revenues. B. Differential revenues. C. Relative revenues. D. Preferential revenues.
You are working with your client to determine the degrees of importance among three dimensions that you have decided to investigate. You and your client are brainstorming to decide how to label the degrees of importance. Which option is an inappropriate one to use?
a. Important (1) – Very important (2) – Most important (3) b. Not important (1) – Important (2) – Very important (3) c. Less important (1) – More important (2) d. Somewhat important (1) – Very important (2) – Extremely important (3)
Which of the following typically returns only one value?
A. Procedure B. Function C. Database trigger D. Package
Which of the following is not a reason for a change recipient to decide to support the change?
a. The benefits to them outweigh the costs b. The change has a high personal relevance c. The change is consistent with their values d. The change will make their job more interesting