Solution Found!

Mathematical Statistics with Applications | 7th Edition | ISBN: 9780495110811 | Authors: Dennis Wackerly; William Mendenhall; Richard L. Scheaffer
Change Question

The mean number of automobiles entering a mountain tunnel per two-minute period is one

Chapter 3, Problem 3.132

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

The mean number of automobiles entering a mountain tunnel per two-minute period is one. An excessive number of cars entering the tunnel during a brief period of time produces a hazardous situation. Find the probability that the number of autos entering the tunnel during a two-minute period exceeds three. Does the Poisson model seem reasonable for this problem?

Questions & Answers

QUESTION:

The mean number of automobiles entering a mountain tunnel per two-minute period is one. An excessive number of cars entering the tunnel during a brief period of time produces a hazardous situation. Find the probability that the number of autos entering the tunnel during a two-minute period exceeds three. Does the Poisson model seem reasonable for this problem?

ANSWER:

Step 1 of 4

The average rate is  per two minute period,

Formula geometric probability is,

Add to cart

Study Tools You Might Need

Chapter: 2 Problem: 1.25

Chemistry: The Central Science 12
Problem 25E Make the following conversions: (a) 72 F to C, (b) 216.7 C to F, (c) 233 C to K, (d) 315 K to F, (e) 2500 F to K, (f) 0 K to F.

Chapter: 7 Problem: 22E

Stats: Data and Models 4
Problem 22E Car thefts The National Insurance Crime Bureau reports that Honda Accords, Honda Civics, and Toyota Camrys are the cars most frequently reported stolen, while Ford Tauruses, Pontiac Vibes, and Buick LeSabres are stolen least often. Is it reasonable to say that theres a correlation betwee

Chapter: 9 Problem: 45AYU

Fundamentals of Statistics 4
The data set on the left represents the annual rate of return (in percent) of eight randomly sampled bond mutual funds, and the data set on the right represents the annual rate of return (in percent) of eight randomly sampled stock mutual funds. (a) Determine the mean and standard deviation o

Chapter: Problem: 3

Myers' Psychology for AP 2
How do social traps and mirror-image perceptions fuel social conflict?

Chapter: 0 Problem: 6

Biology 8
xrhich cell would be best for studying lysosomes? a. muscle cell d. leaf cell of a plant b. nerve cell e. bacterial cell c. phagocytic white blood cell

Chapter: 6 Problem: 16

Elementary Statistics: A Step by Step Approach 8th ed. 8
Cell Phone Lifetimes A recent study of the lifetimes of cell phones found the average is 24.3 months. The standard deviation is 2.6 months. If a company provides its 33 employees with a cell phone, find the probability that the mean lifetime of these phones will be less than 23.8 months. Assume cell

Chapter: 5 Problem: 7

Urban Economics 8
Growth Control and Wages Consider a city with an equilibrium wage of $80 per day, equilibrium employment of 100,000 jobs, and 100 million square feet of housing. The governments growth-control policy fi xes the maximum total square footage in the city at its current level. New housing can be built, b

Chapter: 14 Problem: 19

Plant Systematics 3
How does Multiplexed Shotgun Genotyping differ from RADSeq, and what are its advantages?

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back