Mathematics, 21.10.2021 01:00, screamqueen

In an experiment, we are measuring the following random variable: speed of vehicles as they pass a certain highway segment. It appears that this variable follows a normal probability distribution with the following properties: N(72, 42.25). What is the probability that a randomly selected vehicle on this highway segment is traveling at a speed of 80 mph or more? a. 11%
b. 8%
c. 20%
d. 13%
e. 25%
f. 22%
g. 17%
h. 5%

Answers: 3

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In an experiment, we are measuring the following random variable: speed of vehicles as they pass a c...