Find population proportion of males who donate blood

Assignment Help Basic Statistics
Reference no: EM131748142

Question: Medicine and Clinical Studies In a major health study, a random sample of adult males was obtained and each was tested for symptoms of heart disease yearly for a decade. Subjects were divided into those who regularly donated blood and those who did not. The results are given in the table below.

781_Blood.png

a. Find a 95% confidence interval for the population proportion of males who donate blood who have heart disease.

b. Find a 95% confidence interval for the population proportion of males who do not donate blood who have heart disease.

c. Is there any evidence to suggest the proportion of males with heart disease is different for those who donate blood and those who do not?

Reference no: EM131748142

Questions Cloud

Department of transportation report about air travel : A Department of Transportation report about air travel found that airlines misplace about 5 bags per 1000 passengers.
Discuss conversion costs using the fifo method : Calculate the following amounts for conversion costs using the FIFO method
Misses for the first time on his fifth attempt : A basketball player has made 80% of his foul shots during the season. Assuming the shots are independent, find the probability that in tonight s game he
Explain the nature of your assigned clc business plan : Explain the nature of your assigned CLC Business Plan. What challenges do you anticipate? What information or resources do you need to be successful?
Find population proportion of males who donate blood : Medicine and Clinical Studies In a major health study, a random sample of adult males was obtained and each was tested for symptoms of heart disease yearly.
Because they fail presale testing : Suppose a computer chip manufacturer rejects 2% of the chips produced because they fail presale testing.
Why medical tourism is becoming popular among americans : From the e-Activity, examine the primary reasons why medical tourism is becoming popular among Americans. Provide a rationale for your response.
Discuss primary authority uncovered by tax research : The process of analyzing the primary authority uncovered by tax research includes the following
Misses for the first time on his fifth attempt : More hoops. For the basketball player in Exercise 9, what's the expected number of shots until he misses?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Criticize the definitions - semantics

Criticize the following definitions in light of the eight rules for lexical definitions:- "Semantics" is when somebody studies words.

  How much interest would they earn over the life of the

a corporation creates a sinking fund in order to have 980000 to replace some machinery in 9 years. how much should be

  Random selection book from used-book sale

At a used-book sale, 100 books are adult books and 160 are children's books. Of the adult books, 70 are nonfiction while 60 of the children's books are nonfiction. If a book is selected at random, find the probability that is is:

  Estimate difference between the two rates of lost baggage

Use the sample data to construct a 95% confidence interval estimate of the difference between the two rates of lost baggage. Does there appear to be a difference?

  Find the probability of the hispanic police officers

A western city has 18 police officers eligible for promotion. Eleven of the 18 are Hispanic. Suppose only five of the police officers are chosen for promotion.

  Find mean of the payoff distribution for each of given bets

Similarly, when the initial roll is 6 or 8, the odds bet has a winning probability of 5/11 and the payoff for a $10 bet is $12. Find the mean of the payoff distribution for each of these bets.

  Probability of getting all serves in

Tennis, anyone? A certain tennis player makes a successful first serve 70% of the time. Assume that each serve is independent of the others.

  Did the top ten cities tend to change their rankings

Which cities tend to receive higher rankings-those north of the equator or those south of the equator?- Did the top ten cities tend to change their rankings since the previous study?

  Find confidence interval for estimated satisfaction level

What is the 95.44 percent confidence interval for the estimated satisfaction level (8.5) in the benchmark survey? What is the 99.74 percent confidence interval?

  A network engineer is working to improve password strength

a network engineer is working to improve password strength. if he tells his client that all passwords must contain a

  Formulation of the multi commodity flow problem

Consider the path flow formulation of the multi commodity flow problem of Section 8.8.7. Assume that for each OD pair (im, jm) there is a "reverse" OD pair (jm, im), and let cm > 0 be the ratio of the supplies of these two OD pairs.

  A normal distribution has a mean of 45 and an unknown

a normal distribution has a mean of 45 and an unknown standard deviation. which random variable value below could

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd