1. We obtain the percentage of a category by:
2. Which of the following is not an example of a discrete random variable?
3. The number of classes in a frequency distribution depends on the size of the data set. In general the
4. Which of the following pairs of events is mutually exclusive
5. You randomly select two households and observe whether or not they own a telephone answering machine. Which of the following is a simple event
6. You toss a coin nine times and observe 3 heads and 6 tails. This event is a:

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