Fuego Ironworks has an inspection system for the batches of Chroma purchased from vendors. A batch typically consists of 15 Chromas. In the inspection system, a random sample of 5 is selected and tested. If there are 2 defective Chromas in the batch of 15, what is the probability that: a. there will be 1 defective chroma b. both defective chroma are detected

Fuego Ironworks has an inspection system for the batches of Chroma purchased from vendors. A batch typically consists of 15 Chromas. In the inspection system, a random sample of 5 is selected and tested. If there are 2 defective Chromas in the batch of 15, what is the probability that: a. there will be 1 defective chroma b. both defective chroma are detected

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

Similar questions

A test was given to a group of students. The grades and gender are summarized below A B C Total Male 5 14 12 31 Female 20 13 10 43 Total 25 27 22 74 If one student is chosen at random from those who took the test,Find the probability that the student got a 'B' GIVEN they are female.
There are 25 marbles in an urn: 12 are green and 13 are yellow. You reach into the urn and randomly select 4 marbles without replacement. What is the probability that at least one of the marbles is green? A. 0.0565 B. 0.9269 C. 0.2713 D. 0.1200 E. 0.9435
In a recent poll of female college students, 70% stated that they plan to graduate with a STEM degree. A math teacher decides to randomly sample 15 female college students. A. Find the probability that exactly 6 out of the 15 plan to graduate with a STEM degree. B. Find the probability that between 5 and 9 (inclusive) out of the 15 plan to graduate with a STEM degree. C. Find the probability that at least 7 out of the 15 plan to graduate with a STEM degree. D. Find the expected number of female college students out of the 15 that plan to graduate with a STEM degree.
Three dice were rolled. Find the probability of getting a number less than 10 if it is known that the resulting dots per dice is less than 5.
In a review class of 80 students, 70 passed the board exam. If a student is selected at random, what is the probability that he passed?
It has been determined that there is a 75% chance of a person using their seatbelt when sitting in the back seat of a car. If 8 people leave a party and take cabs home, which of the following would be used to find the probability that 6 of them use their seatbelt when sitting in the back seat?
A three-person jury is to be selected, at random, from a pool that has 6 people with green eyes and 6 people with blue eyes. What is the probability of selecting an all-blue-eyed jury?
If 3 % of the electric bulbs manufactures by a company are defective, find the probability that in a sample of 100 bulbs: a. 0 bulbs will be defective b. 1 bulbs will be defective c. 2 bulbs will be defective d. 3 bulbs will be defective e. 5 bulbs will be defective
A study was done to ascertain the effectiveness of a flu vaccine . Two groups of people ( vaccinated and not vaccinated ) were followed during flu season to see how many in each group ended up catching the flu. The results are summarized in the table below : Vaccinated Not Vaccinated Got Flu 100 200 Did Not Get Flu 300 200 What is the probability that if a person in this study is randomly selected , that person did NOT get the flu ?