(b) What is the probability that a randomly selected typist's speed is less than 64 wpm? 0.4751
(b) What is the probability that a randomly selected typist's speed is less than 64 wpm? 0.4751
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Part b please
![Suppose that the distribution of typing speed in words per minute (wpm) for experienced typists using a new type of split keyboard can be
approximated by a normal curve with mean 64 wpm and standard deviation 16 wpm.
In USE SALT
(a) What is the probability that a randomly selected typist's speed is at most 64 wpm?
0.5
(b) What is the probability that a randomly selected typist's speed is less than 64 wpm?
0.4751
(c) What is the probability that a randomly selected typist's speed is between 32 and 80 wpm? (Round your answer to four decimal places.)
0.8185](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe79e876d-acdb-4511-845b-e7099b4791ef%2F5fbab8d0-4982-4865-bdf6-0aa16a0ce04e%2Fzpo5q0c_processed.png&w=3840&q=75)
Transcribed Image Text:Suppose that the distribution of typing speed in words per minute (wpm) for experienced typists using a new type of split keyboard can be
approximated by a normal curve with mean 64 wpm and standard deviation 16 wpm.
In USE SALT
(a) What is the probability that a randomly selected typist's speed is at most 64 wpm?
0.5
(b) What is the probability that a randomly selected typist's speed is less than 64 wpm?
0.4751
(c) What is the probability that a randomly selected typist's speed is between 32 and 80 wpm? (Round your answer to four decimal places.)
0.8185
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