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The average monthly cable bill in 2016 has been reported to be $102. Assume monthly cable bills follow a normal distribution with a standard deviation of $9.75. a. What is the probability that a randomly selected bill will be 1. less than $100? 2. less than $110? 3. exactly $110? 4. between $95 and $105? b. Which monthly cable bill represents the 85th percentile? a. 1. The probability is (Round to four decimal places as needed.) a. 2. The probability is- (Round to four decimal places as needed.) a. 3. The probability is (Round to four decimal places as needed.) a. 4. The probability is. (Round to four decimal places as needed.) b. The monthly cable bill would be $ (Round to the nearest cent as needed.)

The average monthly cable bill in 2016 has been reported to be $102. Assume monthly cable bills follow a normal distribution with a standard deviation of $9.75. a. What is the probability that a randomly selected bill will be 1. less than $100? 2. less than $110? 3. exactly $110? 4. between $95 and $105? b. Which monthly cable bill represents the 85th percentile? a. 1. The probability is (Round to four decimal places as needed.) a. 2. The probability is- (Round to four decimal places as needed.) a. 3. The probability is (Round to four decimal places as needed.) a. 4. The probability is. (Round to four decimal places as needed.) b. The monthly cable bill would be $ (Round to the nearest cent as needed.)

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
Problem 1P
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The average monthly cable bill in 2016 has been reported to be $102. Assume monthly cable bills follow a normal distribution with a standard deviation of $9.75. a. What is the probability that a randomly selected bill will be 1. less than $100? 2. less than $110? 3. exactly $110? 4. between $95 and $105? b. Which monthly cable bill represents the 85th percentile? a. 1. The probability is (Round to four decimal places as needed.) a. 2. The probability is (Round to four decimal places as needed.) a. 3. The probability is (Round to four decimal places as needed.) a. 4. The probability is. (Round to four decimal places as needed.) b. The monthly cable bill would be $ (Round to the nearest cent as needed.)
Transcribed Image Text:The average monthly cable bill in 2016 has been reported to be $102. Assume monthly cable bills follow a normal distribution with a standard deviation of $9.75. a. What is the probability that a randomly selected bill will be 1. less than $100? 2. less than $110? 3. exactly $110? 4. between $95 and $105? b. Which monthly cable bill represents the 85th percentile? a. 1. The probability is (Round to four decimal places as needed.) a. 2. The probability is (Round to four decimal places as needed.) a. 3. The probability is (Round to four decimal places as needed.) a. 4. The probability is. (Round to four decimal places as needed.) b. The monthly cable bill would be $ (Round to the nearest cent as needed.)
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