Which route should someone with 29 minutes of time take?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Information is provided for 3 different ways of getting from home to work in the morning.
From A way: μA -34 minutes, A=5.4 minutes;
From B way: μA=31 minutes,
4-2 minutes;
From C way: μA=32 minutes, A=4 minutes.
Which route should someone with 29 minutes of time take?
Hint1. Define the commute time as a random variable X.
Hint2. Use normal probability table.
O a. B
O b. A
О с. B or C
O d. C
Oe. A or B
Transcribed Image Text:Information is provided for 3 different ways of getting from home to work in the morning. From A way: μA -34 minutes, A=5.4 minutes; From B way: μA=31 minutes, 4-2 minutes; From C way: μA=32 minutes, A=4 minutes. Which route should someone with 29 minutes of time take? Hint1. Define the commute time as a random variable X. Hint2. Use normal probability table. O a. B O b. A О с. B or C O d. C Oe. A or B
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