Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability p of success on a single trial. Round to three decimal places. n = 5, x=2, p = 0.70

Q: 1. Find the number of rearrangements of the word OCEANOGRAPHER subject to the following…

A: For arrangements,generally we use permutations concept. Here in order to find the number of…

Q: Assume that the Poisson distribution applies and that the mean number of hurricanes in a certain…

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Q: Two groups are running a race. The first group is made up of 6 students and the second group is made…

A: group 1 n1 = 6x1 = 521.4group 2n2 = 8x2 = 502.6find average (x) = ?

Q: 2. A hypothetical study of seven people followed over seven years. Data presented in a graph as…

A: The objective is to define the point prevalence rate during year 2 and to obtain the incidence…

Q: Let x represent a binomial random variable with parameters n and p. Show that (a) E(x) : = n(n −…

A: For the given Show that E(X)=np E(x(x-1)) =n(n-1)p^2 E(x(x-1)(x-2)) =n(n-1)(n-2)p^3

Q: Show that if a range of six times the standard deviation covers at least 18 class intervals,…

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Q: For part (a) - how did you get the answer 0.8414?  Is there rule? I understand the There is…

A: We can find this value using Excel function  For part(a) i am solving for better understanding

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: The typewritten solution is given below :

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: For Private Hospital:  Let Xi's denotes the beds in private hospitals.  Mean (X)== ΣXi/n Where n is…

Q: If the probability of being left handed is 0.23 and the probability of being right handed is 0.77…

A: Let X be the number left handed let p be the probability of being left handed  q be the probability…

Q: their alarm. Refer to the following set of responses as your data: 7 7 8 8 8 8 8 8 10 10 11 11 12 12…

A: since there are multiple questions, first three parts answered. kindly repost for more help .

Q: A class consists of 10 male and 30 female students. If one student is randomly selected from the…

A: given data  10 male 30 female 40 total people   select one student at random  P(male) = ?

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ = 105 and a…

A: Given,mean(μ)=105standard deviation(σ)=20

Q: You have a jar with sixteen gumballs. Four are purple, six are silver, three are blue, and three are…

A:

Q: The following data are the joint temperatures of the O-rings (°F) for each test firing or actual…

A: Given data is83,48,61,40,83,67,45,66,70,69,80,58,68,60,67,72,73,70,57,63,70,78,52,67,53,67,75sample…

Q: Ranking in a class graduation is what kind of measurement?

A: Ranking in a class graduation is quantitative data at the ordinal level of measurement. So the…

Q: Explain the behavior of the following graphs, as well as the reasons behind the observed behaviors.…

A: The graph drawn between number of trails and cumulative standard error is given.

Q: 3.18. A manufacturer of television sets is interested in the effect on tube conductivity of four…

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Q: Given the Rayleigh random variable with density function -(x-a)² b show that the mean E[X]=a+ πb 4…

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Q: 3. (18/222, Expected Value and Variance) The Philippine Housing Survey reported the following data…

A: E(X)= ΣXi*fi/Σfi  fi represents the renter-occupied houses.  E(X)=…

Q: The data from car crash tests for four different vehicle size categories (Small, Midsize, Large, and…

A: It is needed to test the claim that, whether the four vehicle size categories have the same mean…

Q: Prof that' For a fixed B with P(B) > 0, P(A l B) is probability function.

A: Answer...

Q: Calculate the z-score for a raw score of 10, if the distribution's mean and standard deviation are 5…

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Q: When is it appropriate to make a bar graph vs. scatterplot vs. line graph

A: Introduction: It is required to discuss the situations in which it is appropriate to draw a bar…

Q: 2.2. The marketing division of a company asked a group of people two questions a) What is your…

A: We know that, total probability of any event is 1.  So if the probability of a person indicating his…

Q: The accompanying data table lists leading digits of 317 inter-arrival Internet traffic times for a…

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Q: A past issue of The Journal News (Hamilton, Ohio) reported on a study conducted by the Kaiser Family…

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Q: 4. Find the moment generating function of the random variable whose moments are: Hy=(r + 1)! 2 iren…

A: Answer..

Q: 00 subjects were studied and 120 of them expressed a preference for brand x, what percentage…

A: The 200 subjects were studied; n=200 120 of them expressed a preference for brand x; x=120

Q: Use the following contingency table to complete (a) and (b) below. C Total 45 90 55 135 100 225 1 2…

A: Given that: Following is the contingency table:   A B C Row Total 1 10 35 45 90 2 35 45 55…

Q: deck of cards contains Red card numbered 1,2,3,4,5, blue cards numbered 1,2,3,4,5,6, and green cards…

A:

Q: Problem 4 The International Olympic Committee wanted to ensure that the competition in the 2008…

A: The question is about Baye's theorem Given : Prop. of athletes taken banned drug = 0.02 False +ve…

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: c) Arrange the private and public hospital data in ascending order as follows: Private:…

Q: Emissions of sulfur dioxide by industry set off chemical changes in the atmosphere that result in…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 44​% use them in meetings or…

A: Suppose a random variable X, defines that the number of adults, who use their smartphones in…

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: For Private hospital:  5th percentile is, P5= 5*(12+1)/100 th term = 0.65th term = 1st term  = 127…

Q: Add the means and divide by two for each pre-1945 and post-1945 and make a JMP bar graph with error…

A: The given data is as follows: Century Cemetery Mean life Pre-1945 Magnolia 55.9 Pre-1945…

Q: The table below lists the frequency of wins for different post positions in a horse race. A post…

A: It is needed to test the claim that whether the likelihood of winning is the same for the different…

Q: Can I know the Q23-c ? I need all the process and it will be much better if u can handwrite it down.…

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Q: A quality control inspector has drawn a sample of 2020 light bulbs from a recent production lot. If…

A: From the provided information, Sample size (n) = 20 20% of the bulbs in the lot are defective that…

Q: Several students in your class use different methods to determine the mass of a rock. As their…

A: The initially measured (measured by the instructor) mass of the rock is stated as:…

Q: A 40-year-old man in the U.S. has a 0.247% risk of dying during the next year. An insurance company…

A: Given information- We have given that a 40-year-old man in the IS has a 0.247% risk of dying during…

Q: A pharmacist receives a shipment of 2121 bottles of a drug and has 44 of the bottles tested. If 66…

A: From the provided information, A pharmacist receives a shipment of 21 bottles of a drug and has 4 of…

Q: An industrial engineer is conducting an experiment on eye focus time.  He is interested in the…

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Q: Table 1 X 8 9 10 If 14 4 2

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Q: Conduct the hypothesis test and provide the test statistic and the critical value, and state the…

A: Data given Cents portion of check Number  0-24 33 25-49 21 50-74 22 75-99 24 Total 100

Q: What percentage of students would be eligible if the students at Brad's school have an average exam…

A: It is given that  Mean, μ = 250 Standard deviation, σ = 80

Q: For the folllowing problem, four coins are tossed Find P( not all heads)    enter this as if it…

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Q: *3.68 What is the sensitivity of the test for light-smoking students (students who smoke ≤ 14…

A: The sensitivity of the test is given by : Sensitivity=Pr(Test+|students who smoke≤14 cigarettes per…

Q: 34 samples are randomly selected from a normal distribution. The sample mean observed is 92. Assume…

A: Solution: From the given data, Sample mean X- = 92 Sample size n = 34 Population standard deviation…