A box contains 14 balls: 4 are red and 10 are green. Two balls are selected one after the other, without replacement. Each ball is being equally likely to be selected. 1. What is the probability that the selected balls were green and red? 00.43956 00.56044 00.21978 00.20408 2. What is the probability that the selected balls were green then red? 00.21978 00.78022 0.16484 00.20408

A box contains 14 balls: 4 are red and 10 are green. Two balls are selected one after the other, without replacement. Each ball is being equally likely to be selected. 1. What is the probability that the selected balls were green and red? 00.43956 00.56044 00.21978 00.20408 2. What is the probability that the selected balls were green then red? 00.21978 00.78022 0.16484 00.20408

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

Urn A contains five white balls and three black balls. Urn B contains seven white balls and four black balls. A ball is drawn from Urn A and then transferred to Urn B. A ball is then drawn from Urn B. What is the probability that the transferred ball was black given that the second ball drawn was black? (Round your answer to three decimal places.)
Three unbiased coins are tossed. What is the probability of getting at most two heads? A.34B.14C.38D.78
An airline estimates that the probability is 0.05 that people making reservations on a certain flight will not show up. Consequently, their policy is to sell 84 tickets for a flight that can only hold 80 passengers. a. What is the probability that there will be a seat available for every passenger who shows up? What is the average number of passengers that will not show up? b.
A certain state has the highest high school graduation rate of all states at 85%. a. In a random sample of 20 high school students from the state, what is the probability that 16 will graduate? b. In a random sample of 20 high school students from the state, what is the probability than 15 or fewer will graduate? c. What is the probability that at least 16 high school students in our sample of 20 will graduate? Please be very specific every question I have asked has been incorrect so far.
В. Forty five percent of the streets in an area have private guards for security. Three streets are selected at random: i. What is the probability all three of the selected streets have private guards? What is the probability none of the three selected streets has private guards? What is the probability at least one of the selected streets has private guards? iv. ii. iii. What is the probability at most two of the selected streets have private guards?
5.
2. The probability that a person has a negative side effect from a medication is .08.Suppose you treat 12 people. Assume they are independent.a. What is the probability that exactly 2 of them have a negative side effect?
4.The mortality rate for a certain disease is 25%. A random sample of twelve patients with this disease is selected. a.What is the probability that exactly half of the patients selected will die from the disease? b.What is the probability that at least two of the twelve patients will die from the disease?
In a representative household telephone survey of 2,876 adults, 15% reported that they own at least one gun. Of those that own a gun, 3% own a handgun. Suppose that one of the 2,876 adults surveyed is randomly selected. a. What is the probability that the adult owns at least one gun? b. What is the probability that the adult owns at least one gun and the gun is a handgun? a. The probability that the adult owns at least one gun is (Simplify your answer. Type an integer or a decimal. Do not round.)
Suppose that a screening test diagnoses 97% of sick people positive and 95% of healthy people negative. Assume that 7% of those screened are sick. If a screened person is chosen at random, then the probability of having a positive diagnosis is: O a. 0.0184 O b. 0.886 Oc. 0.406 O d. 0.594 O e. 0.114 Next p vity Jump to.. 2021
Based on a Comcast survey, there is a 0.8 probability that a randomly selected adult will watch prime-time TV live, instead of online, on DVR, etc. Assume that seven adults are randomly selected. Find the probability that fewer than three of the selected adults watch prime-time live. OA. 0.00430 B. 0.000358 OC. 0.0512 O D. 0.00467
..