A store sells four brands of VCRs. During the past year the following number of sales of each of the brands were found. Brand A-75 Brand B-60 Brand C-90 Brand D-75 What is the empirical probability that a randomly selected consumer who buys a VCR at this store will pick the following brands? brand A brand B brand C brand D

A store sells four brands of VCRs. During the past year the following number of sales of each of the brands were found. Brand A-75 Brand B-60 Brand C-90 Brand D-75 What is the empirical probability that a randomly selected consumer who buys a VCR at this store will pick the following brands? brand A brand B brand C brand D

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

In Hawaii shark attacks are very rare. Furthermore, about 55% of all shark attacks are serious, but not fatal. You are scheduled to give a talk at a local scuba club in Honolulu and want to include a brief statistical profile regarding the most recent eight shark attacks, all of which were nonfatal. Let r be the number of nonfatal attacks out of a random sample of eight shark attacks. So, what is the probability that five or more of the eight shark attacks are nonfatal? (Round your answer to three decimal places.)
In a certain town, 62% of the residents enjoy riding roller coasters. Alfred takes a sample of 75 residents from this town. What is the probability that fewer than 58% of the residents in the sample enjoy riding roller coasters? 0.238 0.433 0.714 0.762
A random sample of 88 U.S. 11th-12th graders was selected. The two-way table summarizes the gender of the students and their response to the question “Do you have allergies?” Suppose we choose a student from this group at random. If the student has allergies, what is the probability that the student is female?
A recent survey shows that 16% of college students have dogs and 38% have an HBO subscription. Assuming these two events are independent, what is the probability that a randomly selected college student has neither a dog nor HBO?
It is known that 20% of all students in some large university are overweight, 20% exercise regularly and 2% are overweight and exercise regularly. What is the probability that a randomly selected student is either overweight or exercises regularly or both? 0.38 0.42 0.10 0.40 0.20
In an inspection of automobiles in a certain Country, 60% of all automobiles had emissions that did not meet EPA regulations. For a random sample of 10 automobiles, compute the following probabilities: a. All 10 automobiles failed the inspection. b. Exactly 6 of the 10 failed the inspection. c. Six or more failed the inspection. d. All 10 passed the inspection.
A certain group of women has a 0.06% rate of red/green color blindness. If a woman is randomly selected, what is the probability that she does not have red/green color blindness?
Five thousand people were classified by their generation and their top pick for food cuisine. The results are provided below. American Chinese Italian Mexican Millennials & Gen Z 300 380 220 1600 Gen X 200 250 100 450 Baby Boomer & Older 450 150 525 375 As needed, state answers to four significant figures. If a person is randomly selected, what is the probability that the person is A member of Gen X? A Millennial/Gen Z or had a top pick of Mexican Food? A Baby Boomer/Older and had a top pick of Italian Food? A Gen X given that the person picked American Food? Picked Chinese Food given that the person is a Millennial/Gen Z?