The fraction of a large population that has a specific blood type T is .08 (8%). For blood donationpurposes it is necessary to find 4 people with type T blood. If randomly selected individuals from thepopulation are tested one after another, then (a) What is the probability y persons have to be tested toget 5 type T persons, and (b) What is the probability that over 80 people have to be tested?

Answered: Image /qna-images/answer/c9fb0a84-844a-4681-a1b1-dc73be65485b.jpg

Answered: The fraction of a large population that…

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

The probability of drawing a peppermint candy out of a jar of 25 candies is 1/5.How many more peppermint candies should be added to the jar in order to increase the probability of drawing a peppermint candy to 1/3?
A poll showed that 80.4% of Americans say they believe that you lose your body heat fastest through your head. What is the probability (in percent form) of randomly selecting someone who does not believe that you lose your body heat fastest through your head? Do not round. Probability =
In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the park 71 % of the time. Find the probability that among 11 guests surveyed exactly 3 guests like to stay at an overnight lodge in the park. P(x = 3) =
During the 2013 regular NBA season, DeAndre Jordan of the Los Angeles Clippers had the highest field goal completion rate in the league. DeAndre scored with 61.3% of his shots. Suppose you choose a random sample of 80 shots made by DeAndre during the 2013 season. Let X= the number of shots that scored points. Find the probability that DeAndre scored with more than 50 of these shots.
A mechanical press is used to mold shapes for plastic toys. When the machine is adjusted and working well, it still produces about 6% defective toys. The toys are manufactured in lots of 100. What is the probability that the percent of defective toys is 11% or more?
In a large population, 60% of the people have been vaccinated. If 5 people are randomly selected, what is the probability that at least one of them has been vaccinated?Give your answer as a decimal to 4 places.
The Wilson family was one of the first to come to the U.S. They had 6 children. Assuming that the probability of a child being a girl is .5, find the probability that the Wilson family had:
The probability of passing the bar exam in a certain state is 2/3. If 10 people passed the test at a college in that state, then find the most likely value for the number of people who failed the test at that college.
The records of an Italian shoe manufacturer show that 10% of shoes made are defective. Assuming independence, find the probability of getting 2 defective shoes in a batch of 12.
Suppose that the five original Skittles colors are produced in equal quantities. Let p = the proportion of Skittles that are yellow. Then p = 0.2. An Elementary Statistics class will take a random sample of 500 Skittles. Find the probability that the obtained p will be greater than 0.25.
A population proportion is 0.58. Suppose a random sample of 658 items is sampled randomly from this population. what is the probability that the sample proportion is between 0.53 and 0.56? What is the probability that the sample proportion is less than 0.49?

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS