Mathematics, 25.04.2020 01:13, gabrielledismang

1) Let X represent the number of tires with low air pressure on a randomly chosen car. The probability of distribution of X is as follows:
X 0 1 2 3 4
P(X) 0.1 0.2 0.4 0.2 0,1

a) Find the probability of 1 tire with low air pressure P (1) =

b) Find the probability of more than 2 tires having low air pressure P (more than 2) =

c) P (all 4 tires) =

d) Compute the expected number of tires with low air pressure.

e) Compute the standard deviation for the number of tires with low air pressure.

Answers: 2

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1) Let X represent the number of tires with low air pressure on a randomly chosen car. The probabili...