A bag containing 5 blue marbles, 7 green marbles and 4 yellow marbles. Three marbles are picked from the bag at random Without replacement. What is the probability that 2 blue marbles and 1 green marble are picked from the bag?

Q: Our profile of Zara earlier in this module highlights the emergence and expansion of the principles,…

A: In this case, the pictorial representation is about the Fast Facts on Fast Fashion. The fast fashion…

Q: Which of these groups has height measurements that most clearly exhibit a bimodal distribution? A)…

A: A distribution, which essentially has two picks (i.e., two mode values) is inferred to be a bi-modal…

Q: The following random sample from some population is given: 1 3 1 1 6 1 3 3 6 6 3 1 6 3 1 Find the…

A: 1)Given data is 1,6,3,1,3,1,1,6,1,3,3,6,6,3,1sample size(n)=15

Q: You randomly survey middle school students and high school students about whether they prefer Dogs…

A: we have to convert given table into percentage table.    middle school high school prefer dogs…

Q: In 2005, the percentage of airline ticket purchasers who actually arrive to take their flight is…

A: P (arrive ) =0.88 Sold tickets n = 50 Total seats x = 48 If number of arrivals are greater than 48…

Q: 5. A researcher wanted to know if there is a relationship between level of education, previous…

A: Given that, There are three variables: education level, current salary, and previous experience. The…

Q: In 2005, the percentage of airline ticket purchases who actually arrive to their their flight is…

A: Given that : P(Who actually arrive)=0.88 n=50 x=48

Q: © A Pareto distribution has parameters α=3₁ @= 1. Determine the skewness.

A: “Since you have posted multiple questions, we will provide the solutiononly to the first question as…

Q: The E value of, i.e. +/- 5% in determining sample size is the maximum error in the estimate of p…

A: The margin of error ( maximum estimated error) is desired as  a): Precision  b): confidence level…

Q: Develop the ability to calculate the probability that in a single trial, some event A occurs or some…

A: It is given that the considered events are A  and B.  Assuming the events A  and B are not disjoint,…

Q: A midterm is normally distributed and has a mean of 80 and a standard deviation of 6 points. What is…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Identify the lower class limits, upper class limits, class width, class midpoints, and class…

A: Given data frequency distribution :  blood platelet count of females(1000 cells /μL) frequency…

Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

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

Q: Eighteen pairs of measurements were taken at random to estimate the relation between variables X and…

A: As we can observe from the graph  the x and y are not linearly related to each other .

Q: The answers on the left are supposed to be matched with the answers on the right. This was not done…

A: Data Point r  correlation Coefficient {(1,1),(2,2),(4,4),(5,5),(8,8)} r = 0.76…

Q: If, based on a sample size of 800, a political candidate finds that 387 people would vote for him in…

A: According to the given information in this question We need to find the 95% confidence interval

Q: As a researcher, you are interested in predictors of helping behaviors in adults. After consulting…

A: It is needed to determine the dependent and independent variable.

Q: A poll of 1169 college students found that 86% said colleges should do away with final exams. What…

A: given data n = 1169p^ = 0.86

Q: Suppose the mean percentage in Algebra 2B is 70% and the standard deviation is 8%. What percentage…

A: GivenMean(μ)=70%standard deviation(σ)=8%

Q: Undergraduate Enrollment It has been found that 85.6% of all enrolled college and university…

A: Given Information: National percentage is 85.6% Sample size n=500 Number of successes x=412…

Q: During the 24 hours production run, 1350 inspections were made and 15 nonconforming units were…

A: Given that Number of inspections made (n)=1350 Number of non conforming (X)=15 Then we have to find…

Q: Explain briefly what is meant by the terms; ‘point estimate’ ‘interval estimate’.Why do…

A: Given Information: Point estimate and the interval estimate

Q: Aresearch center poll showed that 76% of people believe that t is morally wrong to not report all…

A: It is given that the percentage of people who believe in the specified statement is 76%. Consider…

Q: 2. If y = XB + E,y= 1 8 -3 0 X= a. Find XX,(XX)-1,xy,yy. [1 2 10 1-4 3 【 1 ¹1 [ B = E2 E3 LE4.

A: Data given

Q: 20. Combinatorics 2 Complete the blanks in the following question with the appropriate answer.…

A: Given data  bag contains 10 each of 5 different colors , for a total of 50 balls. select without…

Q: Create a frequency distribution table from the stem leaf below using classes 10-20, 21-30,…

A: Introduction The stem and leaf plot represents the quantitative data in a graphical form.

Q: 1. You conduct a survey asking students how many cousins they have. The results are shown in this…

A: The question is about graphical representation of the data   Introduction : Histogram : Histogram is…

Q: The first objective of nonconforming chart is to determine the which is essential as a benchmark a.…

A: What is the first objective of nonconforming chart is to determine?

Q: 11. Hypothesis test Imagine you are asked by your employer to study the possibility of a gender pay…

A: Answer:- Given, Men are paid roughly $7,000 more than women and non-binary employees in similar…

Q: 10. Consider an MA process x(n) of order two described by the difference equation x(n) = v(n) + 0.75…

A: Given equation: x(n)=ν(n)+0.75ν(n-1)+0.75ν(n-2) Using z transform on both side of the equation,…

Q: QUESTION 21 If two groups of college students have the same mean height, then None of these…

A: Given that If two groups of college students have the same mean height.

Q: Fertilizer (cm3 ) – x  3 2 4 1 2 5 4 Pumpkin  (kg) – y  5 5 6 2 4 8 7 . Find ∑?,…

A: Given data :  Fertilizer (x) = 3,2,4,1,2,5,4 Pumpkin (y) = 5,5,6,2,4,8,7  Here :  n= 7 We have to…

Q: The average starting salary for this year's graduates at a large university (LU) is $20,000 with a…

A: The question is about normal distribution Given : Popl. mean staring salary of graduates ( μ ) =…

Q: How many ways can a treasurer, vice president, and president be chosen from a group of 15…

A: Basic concepts of probability are used.where selection is done with replacement

Q: The time required for Speedy Lube to complete an oil change service on an automobile approximately…

A: The question is about normal distribution Given : Popl. mean time required to complete oil change…

Q: (1) Compute the F-statistic for determining if method of instruction has an effect on average…

A: Given data: Source of variation Sum of squares Level of study 330.9 method of instruction 750…

Q: TOPIC: Hypothesis Testing of Sample Mean QUESTION: Suppose the average height of Filipinos is 5…

A: Given that  x x2 169 28561 165.099 27257.6798 160.02 25606.4004 152.4 23225.76…

Q: You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe…

A: The standard deviation of the distribution of the population is given as: σ=66.3. The desired level…

Q: The Policy Manager is not totally convinced with the confidence interval estimated in (b), because…

A:

Q: Sandra is writing an article and taking pictures for the school newspaper. She chooses three…

A:

Q: A manager at your local VA hospital records the following table regarding patients seen on a given…

A: The given data:

Q: Let n be a random sample from the exp(0) Show that X is a sufficient statistic for

A: Given  X~exp(θ)

Q: A) Does this provide statistically significant evidence at the 1% significance level that the rule…

A: Let p be the population proportion of high school athletes who required reconstructive surgery.…

Q: Refer to Table S6.1 - Factors for Computing Control Chart Limits (3 sigma) for this problem.…

A: Given that, Sample size (n) = 12 Number of parts in each sample (k) = 5 The sample means and ranges…

Q: A linear regression model is fitted to determine if a relationship exists between consumer rating of…

A: Given that Sample size (n)=77 Regression sum of square=13002.226 Sum of squares error =1994.574  We…

Q: Construct a frequency distribution from the following data. a) Use 9 classes to create frequency…

A:

Q: Estimate the monthly sales if monthly advertising expenditure is 9900 dollars

A: Linear  Regression  model  consist  of one dependent  and one independent  variable.

Q: The following histogram presents the ages of a sample of CNHS students. The bar corresponds to the…

A: Solution:-   from the bar plot interval       relative freequency 17-18                 0.05 18-19…

Q: A vendor of milk products produces and sells low-fat dry milk to a company that uses  it to produce…

A: Given that: Lot Number Company Test Results Vendor Test Results 1 0.50 0.79 2…

Q: Write a short note on regression analysis

A: The regression analysis is the study of the nature the relationship of between the variables. There…