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The following data were obtained from a survey of college students. The variable X represents the number of non-assigned books read during the past six months.
x
0
1
2
3
4
5
P (X=x)
0.20
0.25
0.20
0.15
0.10
0.10

Find P( X > 1)

  • stats -

    Add the probabilities of 2-5.

  • stats -

    0.45

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