(a) less than S70, (b) between $85 and $110, and (c) more than $120
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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![The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard deviation of $13. Find the probability that a randomly selected utility bill
is (a) less than $7o, (b) betwoen $85 and $110, and (c) more than $120.
(a) The probability that a randomly selected utity bill is less than $70 is
(Round to four decimal places as neoded.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fce059884-4476-40bb-bc5c-74d45e8049f0%2F48a2e4b5-e107-459f-ba9c-ca08a828378f%2Fra2wa0i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard deviation of $13. Find the probability that a randomly selected utility bill
is (a) less than $7o, (b) betwoen $85 and $110, and (c) more than $120.
(a) The probability that a randomly selected utity bill is less than $70 is
(Round to four decimal places as neoded.)
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