5. Approximately 65% of BCC students are first generation college students.Suppose you take a random sample of 6 BCC students.(a)What is the probability that at least 5 of the students are first generation collegestudents?Answer: The probability is(b) Of the sample of 6 students, how many would you expect to be first generationcollege students?Answer: The expected value is(c) What is the standard deviation?Answer: The standard deviation is16tvDIF3F4F7 ViewHistort Submissic xBb Discussion Board - 20 XBb Review Test Submissic xBb Exams - 2020 Fall Ter xMTH 23 Final Exam.pc x/Users/angelyrodriguez/Downloads/MTH%2023%20Final%20Exam.pdf6. Let x be a random variable that represents the length of time it takes a student towrite a response paper. It was found that x has an approximately normaldistribution with mean u= 7 hours and standard deviation o = 4 hours.(a)What is the probability that it takes at least 19 hours for a randomly selectedstudent to write a response paper?Answer: The probability is(b)Suppose 20 students are selected at random. What is the probability that themean time x of writing a paper for these 20 students is more than 10 hours?Answer: The probability is16ty

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(a)What is the probability that at least 5 of the students are first generation college students? Answer: The probability is (b) Of the sample of 6 students, how many would you expect to be first generation college students? Answer: The expected value is (c) What is the standard deviation? Answer: The standard deviation is

(a)What is the probability that at least 5 of the students are first generation college students? Answer: The probability is (b) Of the sample of 6 students, how many would you expect to be first generation college students? Answer: The expected value is (c) What is the standard deviation? Answer: The standard deviation is

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...

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Business Weekly conducted a survey of graduates from 30 top MBA programs. On the basis of the survey, assume the mean annual salary for graduates 10 years after graduation is $190,000. Assume the standard deviation is $34,000. Suppose you take a simple random sample of 15 graduates. Round all answers to four decimal places if necessary. For a simple random sample of 15 graduates, find the probability that the average salary is between $180,932 and $187,421. For part d), is the assumption of normal necessary? NoYes