On average 10 people per second enter through one of the central doors of a Metro car, during a busy time. a) What is the probability that more than 4 people per second enter through one of the central doors of a Metro car? b) What is the probability that between 9 and 12 people per second enter through one of the central doors of a Metro car?

On average 10 people per second enter through one of the central doors of a Metro car, during a busy time. a) What is the probability that more than 4 people per second enter through one of the central doors of a Metro car? b) What is the probability that between 9 and 12 people per second enter through one of the central doors of a Metro car?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Related questions

Q: Three students from a 14 student class will be selected to attend a meeting . 5 of the students are…

A: Let us say, the probability that not all three of the students chosen to attend the meeting are…

Q: 2. The probability that a randomly selected student in your class watched something on Netflix at…

Q: 4) If a baseball player has a batting average of 0.5, what is the probability that the player will…

A: Given data: Batting average=0.5

Q: Three students from a 15 student class will be selected to attend a meeting. 8 of the students are…

Q: LON Survey reported that the proportion of adults with high blood pressure is 0.3. A sample of 38…

Q: Three students from a 20 student class will be selected to attend a meeting. 9 of the students are…

A: Given that there 20 students in a class. Three students from a 20 student class will be selected to…

Q: Three students from a 13 student class will be selected to attend a meeting. 5 of the students are…

Q: if a single die is rolled, what is the probability of it rolling on a number less than 2

Q: A study determined that 5% of children under 18 years of age live with their father only. Find the…

Q: What is the probability that your best friend will order fries with her special?

A: Probability of an event occurring is defined as the ratio of the number of favorable outcomes to the…

Q: Three students from a 16 student class will be selected to attend a meeting. 5 of the students are…

Q: What is the probability that on 5 rolls of a die you will roll three or more “1”’s?

A: It is required to find the probability that three of more “1”’s are obtained on 5 rolls of a die.

Q: 4. Suppose a clothing store owner is analyzing store traffic. They find that female customers arrive…

A: Suppose a clothing store owner is analyzing store traffic. They find that female customers arrive…

Q: 7. On average, 4 emails are received per hour. What is the probability of receiving at least 6…

A: It is given that one average 4 emails are received per hour.

Q: A pharmaceutical company states that the average number of people that have serious medical issues…

A: Given Data: The Poisson random variable representing the average number of people that have serious…

Q: Assume that when adults with smartphones are randomly selected, 49% use them in meetings or…

Q: Three students from a 22 student class will be selected to attend a meeting. 9 of the students are…

Q: Based on a study from the Chronicles of Flippin" Awesomeness, the probability that Napoleon and…

A: ANSWER

Question

4. On average 10 people per second enter through one of the central doors of a Metro car, during a busy time.

a) What is the probability that more than 4 people per second enter through one of the central doors of a Metro car?
b) What is the probability that between 9 and 12 people per second enter through one of the central doors of a Metro car?

Video Video

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Given information :

VIEW

Step 2: Finding probability value :

VIEW

Step 3: Finding probability value :

VIEW

Solution

VIEW

Step by step

Solved in 4 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Three students from a 21 student class will be selected to attend a meeting. 7 of the students are female. what is the probability that all three of the students chosen to attend the meeting are female?=
What is the probability that fewer than four of them have type O negative blood? The probability that fewer than four of them have type O negative blood is? .
Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes. If 14 adult smartphone users are randomly selected, find the probability that fewer than 3 of them use their smartphones in meetings or classes. The probability is?
According to flightstats.com, American Airlines flights from Dallas to Chicago are on time 80% of the time. Suppose 20 flights are randomly selected, and the number of on-time flights is recorded. d) Find and interpret the probability that fewer than 12 flights are on time. (e) Find and interpret the probability that at least 12 flights are on time. (f) Find and interpret the probability that between10 and 12 flights, inclusive, are on time.
Three students from a 14 student class will be selected to attend a meeting. 9 of the students are female. What is the probability that all three of the students chosen to attend the meeting are female? =
Suppose that, on average, the number of car accidents in US are 6 per day (which has 24 hours). i. Determine the probability that at least 4 accidents will occur in 12 hour period. ii. In a two days, if there were 8 car accidents in US, what is the probability that 2 accidents have occurred in the first 12 hours of the two days?
According to the American Dental Association, 60% of all dentists use nitrous oxide in their practice. In a random sample of 600 dentists, what is the probability that at least 57% of those dentists use nitrous oxide in their practice? b) Suppose that you take a random of 120 Americans, what is the probability that 8 % or more of these 120 people have diabetes?