71% of all students at a college still need to take another math class. If 43 students are randomly selected,find the probability thata. Exactly 28 of them need to take another math class.b. At most 32 of them need to take another math class.c. At least 28 of them need to take another math class.d. Between 26 and 31 (including 26 and 31) of them need to take another math class.Round all answers to 4 decimal places.Question Help: DVideo Written Example Message instructorSubmit QuestionJump to Answer1343,525MAR14étv022田F43.4.ger

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Answered: 71% of all students at a college still…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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60% of all students at a college still need to take another math class. If 46 students are randomly selected, find the probability that a. Exactly 28 of them need to take another math class. b. At most 26 of them need to take another math class. c. At least 28 of them need to take another math class. d. Between 25 and 31 (including 25 and 31) of them need to take another math class. Round all answers to 4 decimal places.
Students randomly receive 1 of 4 versions (A, B, C, D) of a math test. What is the probability that at least 3 of the 5 students tested will get version A of the test? Express your answer as a percent, and round to the nearest tenth. a. 10.4% с. 8.8% b. 1.6% d. 74.7%
56% of all Americans are home owners. If 45 Americans are randomly selected, find the probability thata. Exactly 22 of them are are home owners. b. At most 25 of them are are home owners. c. At least 24 of them are home owners. d. Between 22 and 29 (including 22 and 29) of them are home owners. Round all answers to 4 decimal places.
30% of all college students major in STEM (Science, Technology, Engineering, and Math). If 36 college students are randomly selected, find the probability that a. Exactly 12 of them major in STEM. b. At most 13 of them major in STEM. c. At least 12 of them major in STEM. d. Between 5 and 9 (including 5 and 9) of them major in STEM. Round all answers to 4 decimal places.
Solve using R. Show all work.
At a used-book sale, 106 books are adult books and 150 are children's books. Of the adult books, 72 are nonfiction, while 65 of the children's books are nonfiction. If a book is selected at random, find the probability of selecting the books for the following. Round the answers to three decimal places. a. Fiction b. Not a children’s nonfiction book c. An adult book or a children’s nonfiction book
After giving a test to a group of students, below is the summary of grades and gender. A Male 15 Female 18 B C Total 7 13 35 49 Total 33 24 27 If a student was randomly chosen, find the probability that the student earned an A. Enter as a fraction or round your answer to four decimal places. Question Help: Video Submit Question
Match Column A with the correct Probability in Column B. Write only the letter of your answer on the space provided on Column B's right side. Column A Column B Answers 1. Find the Probability of rolling a fair die having a composite number. A. 0.08 B. 0.30 2. When you roll a fair dice, what is the probability of having multiples of three? 3. Determine the probability of drawing a red card from a deck of cards. C. 0.33 4. What is the probability of drawing a "6" card from a deck of cards? D. 0.50 5. A bag contains 6 red sweets and 14 blue sweets. A sweet is taken at random from the bag. What is the probability that it is a red sweet?
A 2x2 ANOVA produced the following F-ratios. FA = 1, FB = 5, FAxB = 8. For all three tests, dfbetween = 1 and dfwithin = 40. Using α = .05, what is the correct set of decisions? Hint: Look up the critical value and make all three decisions independently.
80% of all students at a college still need to take another math class. If 5 students are randomly selected, find the probability that a. Exactly 2 of them need to take another math class. b. At most 2 of them need to take another math class. c. At least 3 of them need to take another math class. d. Between 2 and 4 (including 2 and 4) of them need to take another math class. Round all answers to 4 decimal places.
B 103. 102. 105. 106. 107. 104. A definitive diagnosis that has been determined by biopsy, surgery, autopsy, or other methods and has 29361908 1291 raidWweled worl bilev 08. The ability of a test to identify only non-diseased individuals who actually do not have the disease refers to the test's The ability of a measuring instrument to give consistent results in repeated trials is known as the 2 instrument's: erplan A. reliability. w predictivity. B. C. specificity. D. sensitivity. A. sensitivity. B. specificity. th C. predictive value (-). D. predictive value (+). been accepted as the standard is known as:iq testselg A. predictive value (-).lity rate is B. predictive value (+). C. gold standard. D. reliability. treatment? CO Which of the following screening tests is most appropriate for newborns? ils 1291 229112 A Glob 3291 229712 .8 A. Phenylketonuria B. Asthma C. Cholesterol D. Colon cancer A. True positive B. False positive C. False negative pitao D. True negative 1024 nuzoqxs to…
A large group of people get together. Each one rolls a die 150 times, and counts the number of aces (with a single dot). About what percentage of these people should get counts in the range 20 to 30? Choose the closest answer. 99% 68% 25% 73%

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