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Identifying a Probability Distribution

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Learning is a lifetime activity. For some, it means learning from everyday experiences; for others, it means taking classes in a more traditional atmosphere. The percentage of people participating in organized learning situations during 2002 for each age group is reported here by NIACE.
Is this a probability distribution? Explain why or why not.

Age group: 17-19 20-24 25-35 35-44 45-54 55-64 65-74 75+ All
Percentage: 78 72 51 49 44 30 20 10 42
Source: NIACE Adult Participation in Learning Surveys

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A probability distribution gives the probability for each value of the random variable. It can be displayed in the form of a ...

Solution Summary

This solution shows you how to decide if a given data is a probability distribution or not.`