Calculate co-efficient of concurrent deviation from the data given below: No. of employees : 250 300 350 400 450. No. of balls consumed: 20 22 23 25 30.

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A: Given: Mileage at Replacement 47391 49450 52700 42709 46753 42082 53801 43975 5...

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Q: From the following data calculate Spearman's rank correlation coefficient where X and Y are the mark...

A:  Find the Spearman's correlation coefficient: X Y 48 13 33 13 40 24 9 6 16 15 16 4 ...

Q: What is meant by the order of Classes ?

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Q: A consumer testing service obtained the mileages (in miles per gallon) shown in the table on the rig...

A: Given     Car     A B C Run 1 28 31 29 Run 2 32 29 32 Run 3 28 31 28 Run 4 30 29 32 ...

Q: Describe Sign test for one sample.

A: The sign test for one sample is used to determine significance difference between median of the non-...

Q: SUMMARY OUTPUT Regression Statistics Multiple R R-Square 0.971 A Adjusted R-Square B 30.462 Standard...

A: The t statistic  26.79 is and the standard error is 62.13.

Q: The variable Z is normally distributed with mean 0 and standard deviation 1. Find the value a such t...

A: Let the variable Z is normally distributed with mean μ=0 and standard deviation σ=1.  The probabilit...

Q: 4. The label on a can of pineapple slices states that the mean carbohydrate content per serving of c...

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Q: Question 2 For a single count measurement that follows Gaussian distribution, the interval that is e...

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Q: 3. Large lots of incoming ore at a manufacturing plant are inspected for grade using a scheme by whi...

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Q: In a robotic contest, all 30 finalists were given cash prizes. The winner was given RM3000 the secon...

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Q: 12. What the possible values of each random variable X if it are represents the number of heads in t...

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Q: 0. 6. Calculate regression equation from the following and tak deviation from x = 7 and y = 5: x= 4 ...

A: Given that  Take deviation from x=7 and y=5 X Y 4 1 6 3 8 5 10 10 12 11

Q: 7. 8 10 11 12 13 14 15 16 17 18 data Based on the boxplot above, identify the 5 number summary (min,...

A: From the given box plot find 5 number summary and IQR

Q: Determine whether the distribution represents a probability distribution.Explain your answer 12 15 1...

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Q: QUESTION 12 Find the correlation coefficient for the following data: Obs. Y 1 6 2 8 6 3 10 4 7 4 O 0...

A: Given data : Sr no X Y 1 2 6 2 8 6 3 9 10 4 7 4  

Q: A radio shop sells, on an verage, 200 radios per day with a standard deviation of 50 radios After an...

A: Given:

Q: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a ...

A: Given: Mean,μ= 67.3Stddeviation,σ= 4.0  

Q: 1 5 0.18 0. 1 3. P(x) 0.05 0.10 0.12 0.15 0.18 2.

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Q: QUESTION 1 Observation Income ($ x 1000) Education (Years) 1 30 12 28 52 2 12 3 18 4 40 16 35 16 Fin...

A: Given that  X Y 30 12 28 12 52 18 40 16 35 16

Q: Find out standard deviation from the following informàtion: Values: 4 8 7 5 12 18 25 28 30 35.

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Q: „The number of employees, wages per employee and the variance of the wage per employee for two facto...

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Q: You are given the following information relating to a frequency distribution comprising 10 observati...

A: We have given that  We have to find the correlation coefficient between X and Y :   

Q: Calculate the probability of 800 heads in 1600 tosses of a coin. If you cannot solve this exactly, ...

A: Givenn=1600p=12=0.5      ( getting head in one toss)x~Binomial(n=1600,p=0.5)P(X=x)=(nx)×Px×(1-p)n-x ...

Q: Question 21: Sara applied for visa to visit four different countries and let X be the number of acce...

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Q: Instruction: Covert the following in z scores and construct the normal curve 1. X = 80, X, = 85, u =...

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Q: One thousand raffle tickets are sold at P100 each for a prize of a colored television values at P15,...

A: Given that  Number of raffle tickets sold (n) = 1000 Each ticket price = P100 Price of the prize = P...

Q: ta) Find the mode of the following distribution: 1. 4. 3. 5. 6, 3, 3. 2, 4. 3. 4, 3, 3. 4, 4, 2, 3 (...

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Q: A coin is weighted so that there is a 55.4% chance of it landing on heads when flipped. The coin is ...

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Q: At a police station in a large city, calls come in at an average rate of four calls per minute. Assu...

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Q: The amount of coffee that people drink per day is normally distributed with a mean of 15 ounces and ...

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Q: Check Customers arrive at a movie theater at the advertised movie time only to find that they have t...

A: Given : Standard deviation is σ = 4  

Q: A population has a normal distribution with u = 116.8 and o = 22.4. We draw a random sample of size ...

A: GivenMean(μ)=116.8standard deviation(σ)=22.4sample size(n)=43

Q: Xxample 10.5.7 In random samples of 600 and 1000 men from two cities, 400 and 600 men are respective...

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Q: A survey was taken on Maple Avenue. In each of 20 homes, people were asked how many cars were regist...

A: Given : A survey was taken on Maple Avenue. In each of 20 homes, people were asked how many cars wer...

Q: I am having a hard time solving a? I am struggling to understand this question. Can you please show ...

A: b. Formula: Excel Procedure: Enter X and Y data in Excel Go to Data Click on Data Analysis……..>...

Q: Calculate Karl Pearson's coefficient of correlation from the following data using 20 as the working ...

A: Given the table of Price and Demand: Price 14 16 17 18 19 20 21 22 23 Demand 84 78 70 75 66 67 ...

Q: Assume that a sample is used to estimate a population proportion p. Find the 90% confidence interval...

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Q: Calculate the mean from the following series and apply Charlier's accuracy check.

A: Given information: The frequency distribution of weekly wage workers is given.

Q: A Washington scratch off lotto ticket will be a winner one out of five times. Out of a shipment of n...

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Q: The following nine observations were drawn from a normal population: 27, 19, 20, 24, 23, 29, 21, 17,...

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Q: A random sample was taken of the thickness of insulation in transformer windings, and the following ...

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

Q: 14. Which of the following can serve as the probability distribution of a ndom variable X? A. P(X) f...

A: we know:-if P(X) is probability distribution of X then (i)  0≤P(X)≤1   for all given X(ii)  ∑for all...

Q: A newsgroup is interested in constructing a 90% confidence interval for the proportion of all Americ...

A: The random variable X follows normal distribution. The number of successes is 433. The sample size i...

Q: A service agency wishes to assess clients' views of quality service over the past year. Computer rec...

A: Simple random sampling: If a sample of n subjects is selected then every unit in the population has ...

Q: In a family with 2 children, the probability that all the children are girls is approximately 0.25. ...

A: Givenp=0.25sample size(n)=1000x~Binomial(n=1000,p=0.25)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1,...,n 

Q: A scatterplot is made of the average height (x axis) and average blood temperature (y axis) of 200 d...

A: Given that A scatter plot is made of the average height (x axis) and average blood temperature (y ax...

Q: Q. 3. Calculate regression line of y on x and plot it: 13 60 64 70 70 75 80 82 Weight of father x: W...

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Q: A television newscaster invites viewers to tweet their opinions on a proposed bill on immigration po...

A: Here we know that, probability of taking opinions comes under convenience probability.