A random sample of 447 students were resent surveyed regarding their class standing( freshman, sophomore, junior, senior) and their major type( STEM vs. Non-STEM). The following contingency table gives the two-way classification of the responses Suppose one student is randomly selected from the group. Calculate the following probabilities Round solutions to three decimal places if necessary. P( STEM)= P( Sophomore)= P( sophomore| non-stem)= P( Sophomore and Non-Stem)= P( sophomore or Non stem)

Q: 3. A jar contains 6 red, 7 white, and 7 blue marbles. If a marble is chosen at random, find the…

A:

Q: We are using a two-way frequency table to find conditional probabilities. In this table, he asked 20…

A:

Q: fundraiser is offering a small gift to people making a donation.  The donor can choose one of four…

A: Given: n=40 As all choices would be equally likely to be chosen, thus the probability for all the…

Q: 5. find the sample space for the sex of 4 children that brenda and daniel wants to have. Find the…

A: Sample space of an experiment:The set of all possible outcomes of a random experiment is called…

Q: please answer in text form and in proper format answer with must explanation , calculation for each…

A: Let B0 shows the event that batch with zero defective is selected. B1 shows the event that batch…

Q: A jar contains 4 red marbles, 5 white marbles, and 8 blue marbles. Two marbles are randomly selected…

A: From the given information, a jar contains 4 red marbles, 5 white marbles and 8 blue marbles. That…

Q: For every football game there is a team that is expected to win by a certain number of points. In…

A: Hypothesized proportion, Sample size, n = 45

Q: or every football game there is a team that is expected to win by a certain number of points. In…

A: Half of all games played result in the favored to beat the spread.Half of all games result in the…

Q: a. You are going to choose a number randomly from the set {1, 2, 3, . 23, 24}. What is the…

A: Given that  Set of numbers=S=(1,2,3,_______,23,24) n(S)=24 Number divisible by 4=A=(4,8,12,16,20,24)…

Q: A bag contains 12 red and 11 green marbles. You are asked to select two marbles from the bag. The…

A: Problem 1: Probability of Selecting Marbles of Different Colors Given:Red marbles = 12Green marbles…

Q: A group of students at a high school took a standardized test. The number of students who passed or…

A: It is required to fill the blanks regarding independence of the events.

Q: In an election, suppose that 51% of the voters in fact support funding the new CRC library building.…

A: 51% of voters support fundin the new library building.Sample size The objective is to find the…

Q: MSELFtest 23. Suppose that you are given a decision situation with three possible states of nature:…

A: 23)  Answer:- Given, The prior probabilities are P(s1) = 0.2 , P(s2) = 0.5 , and P(3) = 0.3 . With…

Q: The student body in the high school considered in the last example may be broken down into ten…

A: Given that, the student body in the high school considered in the last example may be broken down…

Q: tendance at a sporting event in a following pattern. If it is extremely cold, the attendance will be…

A:

Q: Jimmy has a drawer with eight pairs of socks, of which four pairs are yellow (Y) and four pairs are…

A: Given: Total number of pairs  = 8 = (16 socks) Number of Yellow pairs = 4 = (8 socks) Number of Red…

Q: Researchers collected data on spending habits of fresh-men students versus senior students at five…

A: The table is as follows:

Q: For every football game there is a team that is expected to win by a certain number of points. In…

A: The null and alternate hypothesis are  H0 : p=0.5H1 : p≠0.5 n=45x=22p⏞=xn=2245=0.48888≈0.489

Q: Are most student government leaders extroverts? According to Myers-Briggs estimates, about 82% of…

A: Given: α=0.01 x=55n=72 p=0.82

Q: Suppose you asked a sample of individuals if they are a Republican, Democrat, or Independent and…

A: Two way chi square

Q: A class is taking a multiple choice exam. There are 77 questions and 33 possible answers for each…

A: Total Question  = 7 probability of correct guessing = p = 1/3 = 0.33 probability of wrong guessing =…

Q: Kennedy was playing with a spinner that has 4 equal areas, numbered 1, 2, 3 and 4. Kennedy spun the…

A: The problem involves a spinner with 4 equal areas and Kennedy spun it 80 times, getting 16 fours. To…

Q: A group of students at a high school took a standardized test. The number of students who passed or…

A: passedfailedmale4215female5620

Q: For every football game there is a team that is expected to win by a certain number of points. In…

A: Half of all games played result in the favored to beat the spread.Half of all games result in the…

Q: A team’s wins and losses are analyzed as a binomial experiment with p as the probability of success…

A: A random variable x will follow the binomial distribution if the following conditions are satisfied.…

Q: For every football game there is a team that is expected to win by a certain number of points. In…

A: Hypothesized proportion, Sample size, n = 45

Q: A group of students at a high school took a standardized test. The number of students who passed or…

A: Answer:- Given data table is,    Passed  Failed  Total  Male 52 4 56 Female  78 6 84 Total…

Q: In a recent year, 8,769,352 male students and 1,510,977 female students were enrolled as…

A: Given ,  Male student = 8769352 Female students = 1510977 Total student = 8769352+1510977 = 10280329…

Q: An urn contains 30 red gumball and 35 blue gumballs. Two are chosen at random, one after the other,…

A: For the given data Find the required probabilities

Q: Airline services provide various packages for their customers booking during holiday season. There…

A: Let Event A, B and C represent the bookings of package A, B and C respectively, so it follows:…

Q: Bruce is playing a game. This is a game in which seven distinct random numbers are chosen from the…

A: Given, Bruce is playing a game in which seven distinct random numbers are chosen from the digits 1,…

Q: Refer to the contingency table shown below smoking by race aged 18 to 24 white 278, 555, 833 black…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: A study was designed to compare Red Bull energy drink commercials. Each participant was shown the…

A: Since you have posted a question with multiple subparts, we will solve the first three complete…

Q: 2. Suppose that 62% of voters plan to vote in the next election. If you survey 12 voters, what is…

A: 2. From the information, number of voters n = 12. The 62% of voters plan to vote in the next…

Q: 3) Given the two-way frequency table below, and one student is chosen, find the probabilities…

A: (a) The data of the survey is given in the problem. The probability of pizza is, Ppizza=Total number…

Q: The probability that a randomly selected employee of Company Y is female is 0.60. The probability…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: ACTIVITY 1. WHAT'S MY CHANCE? Direction: Write the probability that the following events could…

A: Probability of an event is the number of favorable outcomes divided by the total possible outcomes.…

Q: a. at most three used the emergency room.  b. exactly three used the emergency room.  c. at least…

A: Given: sample size, n=12 Probability, p=20% =0.20

Q: Archie is fed up with waiting in line at his local post office and decides to take action. Over the…

A: