QUESTION 15 What is the median of the distribution below? 1,2,4,4,5,6,7,8,8,9 a. 4.5 Ob.6 O c. 5 d.5.5

Q: Alcoa and Kaiser, duopolists in the market for primary aluminum ingot, choose prices of their 500…

A: Given Information: Kaiser and Alcoa have both high prices and low price and have been cooperating…

Q: esearch Institute reports that 66% of workers reported that they and/or their spouse had saved some…

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Q: 2. At Passmore University (PU) there are 600 students taking Physics or Calculus. 154 are taking…

A: The following information has been given: Let P represents Physics C represents Calculus…

Q: Find the expected counts in each category using the given sample size and null hypothesis. 0.60, PB…

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

Q: Is there reason to believe that a relationship exists between heights of fathers and the heights of…

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Q: 11. Using Matrix approach, compute SSTO. O 0.9421 O 30.4121 O 3.8073 O2.8652 O Other:

A: The observations are as follows: y x 1.75 84 2 87 3 90 2.75 91 2.75 88 1.25 75 2.5…

Q: In a recent study of a random sample of 113 people, 92 reported dreaming in color. In the 1940’s,…

A: We have given that  We have given thatSample size (n ) = 113x = 92Sample proportion (p̂)  = x/n =…

Q: Could you please breakdown probability (P (1)  for me which results in 6, 0.68, squared and results…

A: Given  A solution based on binomial distribution,we need to explain how the probability P(1) is…

Q: The number of college credits completed by a sample of 40 students is shown below.       9    9  12…

A: Given data, The number of college credits completed by a sample of 40 students is shown below.…

Q: An Internet provider contacts a random sample of 300 customers and asks how many hours per week the…

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Q: Consider the hypotheses shown below. Given that x= 116, o=26, n = 40, a=0.01, complete parts a…

A: The question is about hypo. testing for a popl. mean Given : Null and alt. hypo : H0 : μ = 124HA : μ…

Q: Given the standard normal distribution, what percent of the population is covered between z = 0.00…

A: The percent of the population is covered between z = 0.00 and z = -0.44 is,

Q: the 1,6,15,20,15,6 come in as part of the answer

A: Here, used NCR formula NCR formula is used to find the number of ways where r objects chosen from n…

Q: A Type II error is known as the producer's risk because, when it occurs in quality control settings,…

A: A Type II error is known as the producer's risk when it occurs in quality control settings, because…

Q: 1. Discuss the theoretical framework of simple random sampling. 2.Discuss the theoretical framework…

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

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM.…

A: Mean is the measure of central tendency. It is calculated by adding all the values and divided by…

Q: A statistical analysis on the data from two millions of people in the US has shown that people's…

A: A simple linear regression line of Y on X can be expressed as : Y=a+bX Where a is called the…

Q: Perform an appropriate statistical test using the dataset (Sheet name: Raw Data) if a researcher…

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Q: Example 5: Find a 90% confidence interval for the mean difference in the mileage obtained for tires…

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Q: A seed company has a test plot in which it is testing the germination of a hybrid seed. They plant…

A: Given data is x 33 34 35 36 37 38 39 40 P(x) 0.02 0.06 0.10 0.20 0.24 0.26 0.10 0.02

Q: f the treatment actually does work in the population, but based on looking at a sample, you conclude…

A: The type I error is defined as rejecting the null hypothesis when it is true. The type II error is…

Q: Students A В BUDE F CH G Grade (x) 84 87 90 91 88 75 91 85 85 90 82 78 GWA (y) 1.75 2.00 3.00 2.75…

A: Given: n = 12 Formula Used: The equation of regression line is: Y = a + bX b = n∑XY-∑X∑Yn∑X2-∑X2 a =…

Q: Find the probability distribution for Y. The table for the probability distribution of Y may have…

A: Here, Y = X^2 + 1

Q: A poll was conducted to investigate opinions about global warming. The respondents who answered yes…

A: From the provided information,   Human activity Natural patters Don’t know Male 304…

Q: For the following Independent-Measures ANOVA, find the F-obtained. SOURCE SS df…

A: For the following Independent-Measures ANOVA, find the F-obtained.

Q: Because of bad weather, the number of days next week that the captain of a charter fishing boat can…

A: In the above question, the values of X i.e. number of days that the boat is able to leave port per…

Q: Use the normal approximation to the binomial to find the probability for  =n=50, p0.6,  and  =X36…

A: We have to use normal approximation to the binomial distribution  First we will calculate mean and…

Q: My Math 3A class has 37 people. On the first exam 9 of the students got an A. Test the claim that at…

A: The following information has provided: n=37x=9p0=0.25

Q: Let X₁ |Z| where Z N (0, 1) and X₂ variables. Let Y₁ = X² + X², Y₂ = X₁. Find the joint density of…

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Q: the chart attached, what is the approximate mean value?   a. 1.5   b. 2.5   c. 3.5   d. 4.5

A: From the histogram, We have to calculate mean value We know : In histogram X axis shows bin(x)  Y…

Q: A survey of 300 union members in New York State reveals that 112 favor the Republican candidate for…

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Q: State the null hypothesis H0 and the alternative hypothesis H1 . H0: H1: (b) Determine the type of…

A: Given that  Sample size n =270 Favorable cases x =194 Sample proportion p^=x/n  =194/270 =0.7185…

Q: Satisfied? A  2010  poll asked people in the United States whether they were satisfied with their…

A: Confidence interval are used to determine the relationship between the parameters. It has two parts,…

Q: Good morning, I understand how to get P&Q and an x, the only portion I don't understand is for…

A: Given  A binomial distribution, we need to explain how we are getting the terms 1,6,15,20 and so on…

Q: Do the chi-squared test for independence in Microsoft Excel 365 using the CHISQ.TEST function. 1.…

A: This problem is based on chi-square test of independence. Here Income and marital happiness are the…

Q: Find the probability distribution for Y. The table for the probability distribution of Y may have…

A: Here, f(x) = x^2/10, x = -2,-1,0,1,2 Y = X^2 + 1

Q: Let X and Y have the joint pdf Find f(x, y) = a) E(X) and V(X). E(Y) and V(Y). b) c) Cov(X, Y) { (x…

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Q: The ANOVA F test is a test to determine if there is evidence that  a particular mean is different…

A: The ANOVA F test we test if the means of the populations are all same. Let M1, M2, M3,..., Mn be the…

Q: Find the regression equation, letting the first variable be the predictor (x) variable. Using the…

A: Regression Equation: The Regression Equation is used to predict the response or dependent variable y…

Q: The National Center for Education Statistics would like to test the hypothesis that the proportion…

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Q: Which of the following statements is NOT correct about effects of scale changes for a data set? O a.…

A: As a general rule, Standard deviation and Variance will remain the same when we add a constant value…

Q: Fill in the missing values in the contingency table. Round your expected frequencies to two or more…

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Q: 1. A employee engagement committee of four will be formed from among 20 individuals at your…

A: Here AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY PLZ REPOST FOR REMAINING.... A…

Q: Suppose a brewery has a filling machine that fills 12 ounce bottles of beer. It is known that the…

A: As per our Guideline we can solve only 1 question rest question you re post we will solve .Thank you…

Q: Part i) The proportion of the 126 people who are living below the poverty line, 25/126, is a: A.…

A: Here given , A government official is in charge of allocating social programs throughout the city of…

Q: Consider this scatterplot: 100 80 60 40 20 20 How many outliers are present? OO 2 4 5 40 60 80

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Q: Which option below contains only things that match each other? pα, Obt in tail past Crit, Conclude…

A: When we do an experiment, We get result p value is probability to get more extreme value than…

Q: The monthly earnings of a group of business students are normally distributed with a standard…

A: Given that  Margin of error =E =132 Population standard deviation =532 93% confidence level.

Q: A sample mean is 137, sample size is 20, and population standard deviation is 14.2 are given. Ho:…

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Q: In a small town in Colorado, it was found that 54% of the population support Candidate Randy. In a…

A: The following information has been provided: n=180x=85p=0.54