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Q2) The recording speed of cars driving to arrive the house. The speed limit read 20 mph. These recordings follow an approximately normal distribution. The mean of 100 readings was 23.84 mph, with a standard deviation of 3.56 mph. a. Which would be more unusual, a car traveling 34 mph or one going 10 mph? b. What is the probability that a car goes with a speed of 15 mph or less?

Q2) The recording speed of cars driving to arrive the house. The speed limit read 20 mph. These recordings follow an approximately normal distribution. The mean of 100 readings was 23.84 mph, with a standard deviation of 3.56 mph. a. Which would be more unusual, a car traveling 34 mph or one going 10 mph? b. What is the probability that a car goes with a speed of 15 mph or less?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Q2) The recording speed of cars driving to arrive the house. The speed limit read 20 mph. These recordings follow an approximately normal distribution. The mean of 100 readings was 23.84 mph, with a standard deviation of 3.56 mph. a. Which would be more unusual, a car traveling 34 mph or one going 10 mph? b. What is the probability that a car goes with a speed of 15 mph or less? c. Discuss the normal distribution in (a) and (b) (support your answer with a bell shape drawing).
Transcribed Image Text:Q2) The recording speed of cars driving to arrive the house. The speed limit read 20 mph. These recordings follow an approximately normal distribution. The mean of 100 readings was 23.84 mph, with a standard deviation of 3.56 mph. a. Which would be more unusual, a car traveling 34 mph or one going 10 mph? b. What is the probability that a car goes with a speed of 15 mph or less? c. Discuss the normal distribution in (a) and (b) (support your answer with a bell shape drawing).
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