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Example 4.2 from Statistics, 4.1 Probability Distribution Function (PDF) for a Discrete Random Variable
Describe the random variable in words. Let X = the number of days Nancy ________.
Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.
a. Let X = the number of days Nancy attends class per week.
How did it go?