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A delivery company's trucks occasionally get parking tickets, and based on past experience, the company plans that the trucks will average 1.4 tickets a month, with a standard deviation of 0.5 tickets. a) If they have 18 trucks, what are the mean and standard deviation of the total number of parking tickets the company will have to pay this month? b) What assumption did you make in answering? tickets. a) The mean of the total number of parking tickets is (Type an integer or a decimal.) The standard deviation of the total number of parking tickets is tickets. (Round to two decimal places as needed.) b) What accumption did

A delivery company's trucks occasionally get parking tickets, and based on past experience, the company plans that the trucks will average 1.4 tickets a month, with a standard deviation of 0.5 tickets. a) If they have 18 trucks, what are the mean and standard deviation of the total number of parking tickets the company will have to pay this month? b) What assumption did you make in answering? tickets. a) The mean of the total number of parking tickets is (Type an integer or a decimal.) The standard deviation of the total number of parking tickets is tickets. (Round to two decimal places as needed.) b) What accumption did

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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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A delivery company's trucks occasionally get parking tickets, and based on past experience, the company plans that the trucks will average 1.4 tickets a month, with a standard deviation of 0.5 tickets. 11 a) If they have 18 trucks, what are the mean and standard deviation of the total number of parking tickets the company will have to pay this month? b) What assumption did you make in answering? 03 11 a) The mean of the total number of parking tickets is (Type an integer or a decimal.) tickets. The standard deviation of the total number of parking tickets is tickets. (Round to two decimal places as needed.) 04 b) What assumption did you make in answering part a? 11 04 O A. It was assumed that the number of tickets is a continuous random variable. 11 O B. It was assumed that each truck gets tickets dependently. O C. It was assumed that each truck gets tickets independently. 04 O D. It was assumed that the number of tickets is a discrete random variable.
Transcribed Image Text:A delivery company's trucks occasionally get parking tickets, and based on past experience, the company plans that the trucks will average 1.4 tickets a month, with a standard deviation of 0.5 tickets. 11 a) If they have 18 trucks, what are the mean and standard deviation of the total number of parking tickets the company will have to pay this month? b) What assumption did you make in answering? 03 11 a) The mean of the total number of parking tickets is (Type an integer or a decimal.) tickets. The standard deviation of the total number of parking tickets is tickets. (Round to two decimal places as needed.) 04 b) What assumption did you make in answering part a? 11 04 O A. It was assumed that the number of tickets is a continuous random variable. 11 O B. It was assumed that each truck gets tickets dependently. O C. It was assumed that each truck gets tickets independently. 04 O D. It was assumed that the number of tickets is a discrete random variable.
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