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1. If the data distribution is symmetric, the skewness is
Question Type: Multiple Choice

2. An important numerical measure of the shape of a distribution is the
Question Type: Multiple Choice

3. An experiment consists of tossing 4 coins successively. The number of sample points in this experiment is
Question Type: Multiple Choice

4. __________ can be used to determine the percentage of data values that must be within one, two, and three standard deviations of the mean for data having a bell-shaped distribution.
Question Type: Multiple Choice

5. One of the basic requirements of probability is
Question Type: Multiple Choice

6. A sample point refers to a(n)
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7. The union of events A and B is the event containing
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8. Since the sun must rise tomorrow, then the probability of the sun rising tomorrow is
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9. Of the last 100 customers entering a computer shop, 25 have purchased a computer. If the classical method for computing probability is used, the probability that the next customer will purchase a computer is
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10. The weights (in pounds) of a sample of 36 individuals were recorded and the following statistics were calculated mean = 160 range = 60 mode = 165 variance = 324 median = 170 The coefficient of variation equals
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11. If A and B are mutually exclusive, then
Question Type: Multiple Choice

12. In statistical experiments, each time the experiment is repeated
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13. Two events are mutually exclusive if
Question Type: Multiple Choice

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