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.

Q: Find the probability for one roll of an ordinary 6-sided die. 1. P(4 or 5) = 2. P(4 or even) =

A: The total possible outcomes on rolling an ordinary 6-sided die are 6 and are given by {1,2,3,4,5,6}…

Q: College Courses At a large university, the probability that a student takes calculus and is on the…

A: Let us define the two events as, A = the students takes calculus. B = the student is on the dean’s…

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

A:

Q: 79% of all bald eagles survive their first year of life. Give your answers as decimals, not…

A: Given data: p =0.79 n =39

Q: Alison Bender works for an accounting firm. To make sure her work does not contain errors, her…

A:

Q: A fair die is rolled 4 times. What is the probability of getting at least one 2 on the four rolls?…

A: We have to find given probability.

Q: Dr. Vitz is a professor in Engineering Statistics. She gives questions multiple choice tests. If…

A: Note: Here, the number of trials(Number of questions for the exam) is not given. We have…

Q: 75% of all bald eagles survive their first year of life. Give your answers as decimals, not…

A: Given Information: 75% of all bald eagles survive their first year of life. i.e., p=0.75 If n=30…

Q: a. Suppose that Natasha, Monim and Rehan are serving in a restaurant on roster shifting. On a…

A: Given two problems related to Total probability theorem and Bayes' theorem.  We have to find the…

Q: A point is chosen at random in the square shown below. Find the probability that the point is in the…

A: Given that, a dart hits the small square target shown below at a random point. Each side of the…

Q: A bag contains 5 red marbles, 3 blue marbles, 2 green marbles, 1 yellow marble and 1 purple marble.…

A:

Q: A student takes a ten question true false quiz but did not study and randomly guesses each answer.…

A: Given: Number of questions = 10Probability of getting correct =1/2 =  0.5 (because it is a true -…

Q: 12% of all Americans live in poverty. If 31 Americans are randomly selected, find the probability…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: 8% of Dr. Williams patients end up with 20-30% vision or better. Find the probability that exactly 4…

A: Let the give data be probability of patients getting well = 0.98 The number of patients. n = 4

Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 50…

A: p( major in STEM)=p=0.27q=1-p=1-0.27=0.73n=50x= no. of them major in STEMhere data follows the…

Q: College Courses At a large university, the probability that a student takes calculus and is on the…

A: P( takes calculus and is on the dean's list) = 0.056P(student is on dean's list) = 0.24P(taking…

Q: .l Boost Mobile LTE 7:46 AM A ixl.com You pick a card at random. Without putting the first card…

A:

Q: For items 15-18. A bag contains 7 white balls, 3 red balls and 2 black balls. A ball is picked from…

A: In this question we have to solve question based on the probability. We know, Probability of event…

Q: Each column sums to 100%. There are about 100,000 men and 100,000 women in the workforce. Refer to…

A: Given information: Occupation sectors Gender Men Women Management 35 42 Service 14 20…

Q: Raphael Lorenz is playing a board game that had a spinner with eight-equal sized sections. Four of…

A: We have given Total number of section in the spinner = 8 Number of Blue section = 4 Number of white…

Q: For numbers 23-25, refer to the problem. There are one thousand tickets that are sold for P50.00…

A:

Q: 30% of all college students major in STEM (Science, Technology, Engineering, and Math). If 30…

A: given data, p(major in STEM)=p=0.30q=1-p=1-0.30=0.70n=30x= no. of major in STEM P(X=x)=nCx*px*qn-x…

Q: Ten students are given two identical speakers to listen to for differences, if any. Suppose that…

A: Recall the following. PX=k=bk;n,p=nkpk1-pn-kn is thenumber of trialsp is the probability of successq…

Q: Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots,…

A: Given : p = 0.79 q = 1 - p = 1 - 0.79 = 0.21 n = 12 we have find P(x = 8) here, x follow a binomial…

Q: What is the probability of randomly selecting a New service? New service Old service Totals Student…

A: Given that    New service Old service Total Students  12 22 34 Professor  17 10 27 Total 29…

Q: The data represent the results for a test for a certain disease. Assume one individual from the…

A: We have to find given probability.

Q: A group of people were asked if they had run a red light in the last year. The number of people that…

A: The sample proportion of the sample of size n can be defined as: p^=xn Here, x = Total number of…

Q: An archer is able to hit the​ bull's-eye 59​% of the time. If she shoots 7 ​arrows, what is the…

A: Let the random variable X denote the no. of arrows hit the​bull’s-eye and it follows binomial…

Q: 70% of all students at a college still need to take another math class. If 4 students are randomly…

A: X~bin(n=4,p=0.70)

Q: What is the probability of randomly selecting someone who is Professor and has a New service?

A: It ia given that Total = 66 Number of individuals who are Professor and has a new service = 20

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 11 men are randomly…

A: From the provided information, 65% of men consider themselves knowledgeable footballs fans that is p…

Q: A school newpaper reporter decides to randomly survey 10 students to see if they will attend Tet…

A: Sample size 25% of students attend Tet festivities.

Q: What is the probability of randomly selecting a adult?

A: It ia given that Total = 105 Number of adults = 53

Q: d. Between 2 and 9 (including 2 and 9) of them live in poverty.

A: Given that  Number of trials n=47 Success of probability p=0.10 X~binomial (n,p)

Q: Find the probability of that he or she owns a credit card given that the student is a freshman.…

A:

Q: There are 6 black and 10 white balls in a box. If three balls are drawn one after another at random…

A:

Q: An urn contains 3 red and 7 blue balls. Pick a ball; keep it; pick another ball. Find the…

A: Given: Total number of balls=10 Number of red balls=3 Number of blue balls=7

Q: Giving a test to a group of students, the grades and gender are summarized below C Total Male 9. 4 3…

A:

Q: Solve correctly. I will rate accordingly.   An urn contains four yellow balls and two green balls.…

A:

Q: Determine whether the random variable is discrete or continuous. . The height of a randomly selected…

A:

Q: After giving a test to a group of students, below is the summary of grades by gender. A Male 9 10 16…

A: The total number of students is n(S) = 53.The number of students earned on A is n(A)= 20.

Q: A dart hits the circular dartboard shown below at a random point. Find the probability that the dart…

A: We need to find the area of the square and circle.Please find the attachment below.

Q: There are 34 juniors and 45 seniors in the auditorium. After x juniors and x+5 seniors left the…

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.