SOLUTION: The following table shows the distribution of the number of donations made by a class of students last month: Number of donations made 1 2 3 4 5 6 Number of stude

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Question 1174963: The following table shows the distribution of the number of donations made by a class of students last month:
Number of donations made 1 2 3 4 5 6
Number of students 20 5 3 2 4 2
If a students is elected at random, find the probabilities of the following:
The student made 1 or 2 donation last month
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi

Donations (x)	1	2	3	4	5	6
36 Students	20	5	3	2	4	2
P (x)	      20/36	5/36	3/36	2/36	4/36	2/36 = 36/36 = 1

P(1 0r 2 Donations) = 20/36 + 5/36 = 25/36 = .6944

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