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≤3).
a.0.20.
b.0.80.
c.0.85.
d.0.15.

Step-by-step explanation:

We are given the following information in the question:

        x:         0        1           2         3            4         5

P(X=x):     0.20     0.25     0.20     0.15      0.10    0.10

We have to find

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step-by-step explanation:

answer: $1794

step-by-step explanation: