Find P(X ≤ µ) where µ = E(X) is the average number of visits.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 4CR
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Let X be the number of visits to the dentist's office for a randomly selected student. Suppose that
X has a probability distribution function given by the following table:
X
P(X= x)
0.15
0.65
Find P(X ≤u) where µ = E(X) is the average number of visits.
0.5
0.15
1
1
0.50
2
0.35
Transcribed Image Text:Let X be the number of visits to the dentist's office for a randomly selected student. Suppose that X has a probability distribution function given by the following table: X P(X= x) 0.15 0.65 Find P(X ≤u) where µ = E(X) is the average number of visits. 0.5 0.15 1 1 0.50 2 0.35
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