The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts (a) through (c) below. Number of Accidents Daily (X) P(X=x₁) 0 0.27 123456 0.36 0.15 0.09 0.07 0.04 0.02 a. Compute the mean number of accidents per day. με (Type an integer or a decimal. Do not round.) b. Compute the standard deviation. 0 = (Type an integer or decimal rounded to three decimal places as needed.) c. What is the probability that there will be at least 2 accidents on a given day? P(x≥2)= (Type an integer or a decimal. Do not round.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts (a) through (c) below.
Number of Accidents
Daily (X)
P(X=x₁)
0
0.27
123456
0.36
0.15
0.09
0.07
0.04
0.02
a. Compute the mean number of accidents per day.
με
(Type an integer or a decimal. Do not round.)
b. Compute the standard deviation.
0 =
(Type an integer or decimal rounded to three decimal places as needed.)
c. What is the probability that there will be at least 2 accidents on a given day?
P(x≥2)=
(Type an integer or a decimal. Do not round.)
Transcribed Image Text:The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts (a) through (c) below. Number of Accidents Daily (X) P(X=x₁) 0 0.27 123456 0.36 0.15 0.09 0.07 0.04 0.02 a. Compute the mean number of accidents per day. με (Type an integer or a decimal. Do not round.) b. Compute the standard deviation. 0 = (Type an integer or decimal rounded to three decimal places as needed.) c. What is the probability that there will be at least 2 accidents on a given day? P(x≥2)= (Type an integer or a decimal. Do not round.)
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