The average number of words typed in 50 seconds is 54 which follows a Poisson distribution. Find the standard deviation for the number words typed in 107 seconds. (2 d.p.)
The average number of words typed in 50 seconds is 54 which follows a Poisson distribution. Find the standard deviation for the number words typed in 107 seconds. (2 d.p.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 16HP
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The average number of words typed in 50 seconds is 54 which follows a Poisson distribution. Find the standard deviation for the number words typed in 107 seconds. (2 d.p.)
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