A survey resulted in the sample data in the given table. If one of the survey respondents is randomly selected, find the probability of getting someone who lives in a flat. Турe of accommodation Number House 410 Flat 504 Apartment 441 Other 304 00.424 O 0.304 O 0.055 O 504

Q: d. If 100 SAT scores are randomly selected, find the probability that they have a mean between 1400…

A: d. Z-score: The z score formula is, z=x¯-μx¯σx¯ In the formula, μx¯ is the population mean, σx¯ is…

Q: 220 students were asked how many cup of coffee they bought every day.  Number of Cups: 0,1,4,12,15…

A: Given information: Number of cups 0 1 4 12 15   Number of students 61 84 45 22 8 220

Q: n a class of 25pupil's their are 8individual who played in the hockey team.what percentage of class…

A: Given : Total no. of individual in a class (N) = 25 No. of individual who played in the hockey team…

Q: A recent graduate chooses 4 continents to visit from the 7 in the world. What is the size of the…

A: A recent graduate chooses 4 continents to visit from the 7 in the world total=7 choose =4

Q: g. An odd number on one and a multiple of 2 on the other

A: For simultaneous throw of a pair of fair 6 sided dice, sample space is, Ω = { (1, 1), (1, 2), (1,…

Q: An Imaginary Poll in April 2015 asked 771 U.S. adults what their main source of news was:…

A: According to the given information, we haveTotal number of adults = 771Main sources of news…

Q: Nolan surveyed 7 teachers from each academic department at school. Each department has an equal…

A: Given: 7 teachers from each academic department surveyed Each department has an equal number of…

Q: The owner of a small manufacturing plant employs six people. As part of their personnel file, she…

A: The given data set is, 55, 31, 67, 25, 52, 46 The value of sample mean is,

Q: If 10 coins are tossed ,find the mean of the random variable X , if X is the number of heads that…

A: According to the given information, we have 10 coins are tossed. Let X be the number of heads…

Q: A recent survey of 537 California college students found that 481 had taken an online class in the…

A:

Q: Find the median of the following: 1, 2, 5, 7, 12, 20 O 1 O 2 О 3.5 O 5 O 6 O 7 O 8.5 O 12 Question…

A: We have given that  1, 2, 5, 7, 12, 20 Median = middle value.  And also i want to find quartile Q1.

Q: A professional basketball player typically attempts 8 free throws per game. Let X represent the…

A: To find the median of the distribution, you'll first need to arrange the outcomes in ascending order…

Q: About 4% of the population has a particular genetic mutation. 800 people are randomly selected. Find…

A:

Q: About 9% of the population has a particular genetic mutation. 500 people are randomly selected.…

A: Given that  About 9% of the population has a particular genetic mutation. 500 people are randomly…

Q: 1. A coach has 6 players that will join track and field. The random variable that is being studied…

A: Given, X is count of winning players. X 1 2 3 4 5 6 f(x)=P[X=x] 0.40 0.24 0.19 0.1 0.05 0.02

Q: A student takes a 15-question multiple-choice exam with four choices for each question and guesses…

A: Given data,n=15 questionsMultiple choice exam with 4 choicesP(Correct answer ) is p=14 =0.25Let X be…

Q: Identify the population and sample. In a random sample of California residents 78 said they had…

A:

Q: The upper leg length of adults is normally distributed. If a large sample of adults is randomly…

A: According to the provided information, The upper leg length of adults is normally distributed. The…

Q: Yi = 5,25,50,100,200.

A: Given data isYi = 5,25,50,100,200

Q: About 8% of the population has a particular genetic mutation. 800 people are randomly selected. Find…

A: Given:

Q: class contains 8 students. Find the number of ordered sample of size 3 with replacemen

A: Since , the class contains 8 students. Our aim is to find the number of ordered sample of size 3…

Q: Take a random sample of 50 pages from a book and estimate the proportion of all pages that contain…

A: Here we want to find proportion of pages that contain figures.

Q: uppose you roll a standard 6 sided die and you record the number from each roll. For each roll the…

A: When a six side die is rolled then the possible outcomes are S={1,2,3,4,5,6} n(S)=6

Q: t 10% of the population has a particular genetic mutation. 600 people are randomly selected. Find…

A: Given: n= 600 p = 10% = 0.10

Q: About 1% of the population has a particular genetic mutation. 500 people are randomly selected. Find…

A: For the given data find mean =?

Q: About 8% of the population has a particular genetic mutation. 700 people are randomly selected. Find…

A:

Q: d. The degrees of freedom = e. The test-statistic for this data = (Please show your answer to three…

A: d. Degrees of freedom: df=number of categories-1   =4-1   =3

Q: Suppose a random sample of 1040 athletes from the college are asked what their major is. The table…

A: A chi-square test, or specifically Pearson's chi-square test is performed when the test statistic is…

Q: According to a recent​ study, 80% of adults say they play games on their smartphone. Suppose we…

A: The provided data is, p = 0.80 n = 200 The mean and standard deviation of the population proportion…

Q: genetic mutation. 800 people are randomly selected. Find the mean for the number of people with the…

A: It is given that P( success ), p = 9% = 0.09Sample size, n = 800

Q: A card is randomly drawn from a deck of 52 card with replacement 456 times. Find the mean of the…

A: Total number of cards = 52 Number of hearts = 13 Let p = P(heart)= 13/52 = 1/4 = 0.25

Q: 1. How are the collection of all sample proportions of samples of size 172 distributed? NO 2. What…

A: Given Information: Sample size (n) = 172 studentsPopulation Proportion (p) = 0.51. The distribution…

Q: For biased coins, the probability of getting 5 heads out of a toss of 5 coins equals the probability…

A:

Q: A tube of listerine tartar control toothpaste 4.2 ounces. As people use the toothpaste the amount…

A:

Q: Describe the sample space that you would use to calculate the probability of the months in a year.

A:

Q: Which two-way frequency table could represent the data?

A: here given , In a random survey, 2020 seventh graders and 3232 eighth graders are asked their…

Q: In an original group, the probability of choosing a girl from that group was 1/3 When 1more girl…

A: Consider a number of boys are x and the number of girls are y and solve it by using given…

Q: ter screens were randomly selected from a large collection of computer screens in a company’s…

A: A sample is a part of the population, which is selected from the population and if the sample is…

Q: About 9% of the population has a particular genetic mutation. 800 people are randomly selected.…

A: The random variable X denoting the number of people with genetic mutation, follows binomial…

Q: Each customer entering a department store will either buy or not buy some merchandise. An experiment…

A: To determine the number of sample points in the experiment, we need to consider the possible…

Q: There are 3 red, 1 blue and 2 purple marbles in a bag. Once a marble is selected, it is replaced.…

A: There are 3 red, 1 blue and 2 purple marbles in a bag. The probability of picking a red and blue is,…