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Svetlanka [38]
3 years ago
15

project is graded on a scale of 1 to 5. If the random variable, X, is the project grade, what is the mean of the probability dis

tributi
Mathematics
1 answer:
Mashutka [201]3 years ago
5 0
The set given by the project grade is {1, 2, 3, 4, 5}. If the random variable, X, is the project grade, the mean of the probability distribution is determined by:

Sum = 1 + 2 + 3 + 4 +5 
        = 15
Mean of the probability distribution is 15/n, where n = 5
        = 15/ 5
        = 3
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