7. The five-year success rate of kidney transplant surgery from living donors is 86%. The surgery...
7. The five-year success rate of kidney transplant surgery from living donors is 86%. The surgery is performed on six patients.
(a) Construct a binomial distribution.
(b) Graph the binomial distribution using a histogram and describe its shape.
(c) Find the mean, variance, and standard deviation of the binomial distribution and interpret the results.
8.Seventy-seven percent of U.S. college students pay their bills on time. You randomly select five U.S. college students and ask them whether they pay their bills on time. The random variable represents the number of U.S. college students who pay their bills on time.
(a) Construct a binomial distribution.
(b) Graph the binomial distribution using a histogram and describe its shape.
(c) Find the mean, variance, and standard deviation of the binomial distribution and interpret the results.
Homework Answers
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7. The five-year success rate of kidney transplant surgery from
living donors is 86%. The surgery...
The success rate of corneal transplant surgery is 85%. The surgery is performed on 6 patients....
The success rate of corneal transplant surgery is 85%. The surgery is performed on 6 patients. Let the random variable x = the number of successful corneal transplant surgeries. Is this a binomial, geometric or Poisson distribution. Justify your answer by verifying the appropriate conditions. Construct a probability distribution table for x calculate the mean and variance for the probability distribution.
both questions 11. 79% of U.S. adults think that political correctness is a problem in America...
both questions
11. 79% of U.S. adults think that political correctness is a problem in America today. You randomly select six U.S. adults and ask them whether they think that political correctness is a problem in America today. The random variable represents the number of U.S. adults who think that political correctness is a problem in America today. Answer the questions below. Find the mean of the binomial distribution. (Round to the nearest tenth as needed.) ptsS Find the variance...
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a) A hand of 5 cards is dealt from a standard deck of 52 cards. What is the probability of selecting all the kings and a card that is not a king(5 points) an analysis within 2 standard deviation of the mean Part II a) A hand of 5 cards is dealt from a standard deck of 52 cards. What is the probability of selecting all the kings and a card that is not a king(5 points) b) How many...
MAT 107 Project: Age of Students in College Professor Sumner Collect Data: (5 points) You will need to ask 30 college students their age. The students can attend any college or university. Use the tab...
MAT 107 Project: Age of Students in College Professor Sumner Collect Data: (5 points) You will need to ask 30 college students their age. The students can attend any college or university. Use the table below to input the data you collected. If you do the work for this project by hand, you must show the work you do to arrive at your results to earn full credit. If you use technology (computer, calculator, etc.) to obtain the results, you...
A study was conducted to determine success rates of students enrolled in the Statistics courses o...
A study was conducted to determine success rates of students
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Problem Set 3 - Chp. 4 In Exercise 1, find the indicated binomial probabilities. 1f convenient,...
Problem Set 3 - Chp. 4 In Exercise 1, find the indicated binomial probabilities. 1f convenient, use technology or Table 2 in Appendix B of the e-text. 1. Sixty-two percent of U.S. adults get news on social media sites. You randomly select five U.S adults. Find the probability that the number of U.S. adults who get news on social media sites is (a) exactly two, (b) at least two, and (c) more than two. (Source: Pew Research Center) In Exercise...
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Please help with the following, I have already done most of them. Please verify Question1 Select...
Please help with the following, I have already done most of
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Question1 Select one answer The histogram below displays the distribution of so ages at death due to trauma (unnatural accidents and homicides) that were observed in a certain hospital during a week. opoints 18 16 14 12 10 а» 10 20 30 40 50 60 70 80 90 Age Which of the following are the appropriate numerical measures to describe the center and spread of the...
A manufacturer produces 25-pound lifting weights. The lowest actual weight is 24 pounds, and the highest...
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This Test: 45 pts pos Find the indicated z-scores shown in the graph Click to view.page...
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both questions
11. 79% of U.S. adults think that political correctness is a problem in America today. You randomly select six U.S. adults and ask them whether they think that political correctness is a problem in America today. The random variable represents the number of U.S. adults who think that political correctness is a problem in America today. Answer the questions below. Find the mean of the binomial distribution. (Round to the nearest tenth as needed.) ptsS Find the variance...
a) A hand of 5 cards is dealt from a standard deck of 52 cards. What is the probability of selecting all the kings and a card that is not a king(5 points) an analysis within 2 standard deviation of the mean Part II a) A hand of 5 cards is dealt from a standard deck of 52 cards. What is the probability of selecting all the kings and a card that is not a king(5 points) b) How many...
A study was conducted to determine success rates of students
enrolled in the Statistics courses offered at South Plains College
for the fall semester of 2015. A random sample of 14 students was
taken, and we recorded each
student’s age, final average, gender, # hours worked per week,
race, and the attendance record (# of classes not attended this
semester). Use the results from the following table to answer all
parts of #2
f. For the age variable, construct 3...
Problem Set 3 - Chp. 4 In Exercise 1, find the indicated binomial probabilities. 1f convenient, use technology or Table 2 in Appendix B of the e-text. 1. Sixty-two percent of U.S. adults get news on social media sites. You randomly select five U.S adults. Find the probability that the number of U.S. adults who get news on social media sites is (a) exactly two, (b) at least two, and (c) more than two. (Source: Pew Research Center) In Exercise...
A Waist is a Terrible Thing to Mind: The waist circumference of males 20 to 29 years ele is approximately normally distributed, with mean 92.5 cm and standard deviation 13.5 Source: M.A. McDowell. CD. Fryar.R. Hirs for Children and Adults: U.S. Population. 1999-2002. Advance data from vital and health statistics: No. 361. Hyattsville, MD: National Center for Health Statistics, 2005. d CL. Ogden, Anthropometric Reference Data 5. Draw a normal curve with the parameters labeled. 92.5 What proportion of 20-...
Please help with the following, I have already done most of
them. Please verify
Question1 Select one answer The histogram below displays the distribution of so ages at death due to trauma (unnatural accidents and homicides) that were observed in a certain hospital during a week. opoints 18 16 14 12 10 а» 10 20 30 40 50 60 70 80 90 Age Which of the following are the appropriate numerical measures to describe the center and spread of the...
This Test: 45 pts pos Find the indicated z-scores shown in the graph Click to view.page 1 of the Standard Normal Table The z-scores are Use a comma to separate answers as needed Round to two decimal places as needed ) Find the indicated probability using the standard normal distribution. P(z > 2.02) Click here to view page 1 of the standard normal table, Click here to view page 2 of the standard normal table P(Z> 2.02)(Round to four decimal...
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