3. The ranks obtained by 10 reviewees in Engineering Mathematics and GEAS in class test as follows: Engineering Math GEAS 1 3 2 10 3 5 4 1 5 2 7 4 8 7 10 Find the correlation coefficient between their ranks.

Q: Compute the correlation coefficient for the following data set. x1 2 3 4 5 6 7 2 1 4 3 7 5 6 y

A: Correlation coefficient - r: The Karl Pearson’s product-moment correlation coefficient or simply,…

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A: When slope is zero, then there is no correlation. When slope is negative , then negative correlation…

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A: The sample size n is 6.

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A: From the provided information, Coefficient of rank correlation rs = 0.727 Sample size (n) = 12

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A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: Compute the correlation coefficient for the following data set.   x 1 2 3 4 5 6 7 y 2 1 4 3 9 5 6

A: Correlation:   A statistical method that is applied between the pairs of variables to check how the…

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A: Given that Test 1(x) and Test 2(y) n =14, ∑y = 876, ∑y2 = 65850,  ∑x = 854, ∑x2 = 64222 and ∑xy =…

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Q: Compute the coefficient of correlation by using the table below showing the grades of 12 learners…

A: Given We need to calculate correlation using  a) Spearman’s Formula and b) Rank-Difference Method.

Q: given (0,4) (2,9) (1,6) and (1,9) compute the Pearson Correlation.

A: Calculation: From the table, the summary of quantities are,

Q: A professor claims that students who have faster typing speed (in words per minute) tend to have…

A: Given: Sample size, n=30Sample correlation coefficient, r=0.3234

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Q: Compute the rank correlation coefficient for the following data of the marks obtained by 8 students…

A: Given, marks in commerce (X) 15 20 28 12 40 60 20 80 marks in mathematics (Y) 40 30 50 30 20 10…

Q: Calculate the Coefficient of rank correlation: Mathematic Statistics S 3 6 5 4 8 9 8 1 2 3 10 5 4 7…

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Q: Ten students were given tests in English and Mathematics. Their marks are given below: Student No. 1…

A: Solution:

Q: The ranking of ten students in two subjects A and B are s follows: А: 3 5 4 7 10 2 1 6 6 4 9 What is…

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Q: le 829. Ten competitors in a beauty contest are ranked by three judges in thefollowing order E 1 st…

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Q: 22. Compute Spearman's rank correlation for the following observation :w Candidate 4 7. Judge X 20…

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Q: 8. The heights (inches) and weights (pounds) of 10 college professors are randomly selected from…

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

Q: 1. The following table indicates the data from 8 students between the physic and chemistry courses.…

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Q: Consider the following data on marks obtained in Quizzes 1 and 2 by a sample of 10 students enrolled…

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Q: Student 1 3. 4 8. Marks in 25 30 90 38 22 50 70 30 Economics Marks in 50 40 60 40 70 40 30…

A: Given, Let X be the marks in economics Let Y be the marks in statistics  X Y 25 50 30 40 38…

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Q: A random sample of 5 college students is selected and their grades in Example 3: Mathematics and…

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Q: he correlation coefficient for the following sample data is:   x 420 610 625 500 400 450 550 650…

A: Given data, X Y X*Y X*X Y*Y 420 2.80 1176 176400 7.84 610 3.60 2196 372100 12.96 625 3.75…

Q: 2. Compute and interpret the correlation coefficient for the following grades of 6 student selected…

A: Given: The Statistics and English grade is given as follows: Statistics Grade (X) English Grade…

Q: Compute the Pearson correlation for the following data. х 2. 3 6 4 5 Y 3 1 5 4 2.

A: Solution:Mean ˉx=∑xi/n=(2+3+6+4+5)/5=20/5=4Mean ˉy=∑yi/n=(3+1+5+4+2)/5=15/5 =3

Q: Compute the linear correlation coefficient for the sample data summarized by the following…

A: Solution-: Given:  n=5,∑X=25,∑Y=24,∑X2=165,∑Y2=134,∑XY=144              1≤x≤9 We want to find linear…

Q: A professor claims that students who have faster typing speed (in words per minute) tend to have…

A: It is given that the sample correlation is r =0.3234

Q: 6. The competitors in a beauty contest are ranked by three Judges in the following order : 1st Judge…

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Q: 19. The values of the same 15 students in two subjects A and B are given below: 1the two numbers…

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Q: Compute Spearman's rank correlation for the following observation : 8. Candidate : 1 3. 4 6. 20 22…

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Q: 3) Use the given data to find the correlation coefficient r (formula or calculator), then do a…

A: Given data, s.no x y 1 2 5 2 3 9 3 5 15 4 6 19

Q: The competitors in asbeauty contest are ranked by three Judges in the following order 1st Jud e 7 '6…

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Q: 4. A college faculty collected data on his students' general weighted average in the first semester…

A: (a)   Use EXCEL to obtain the value correlation coefficient r:   EXCEL procedure:   Go to EXCEL Go…

Q: Which of the following values cannot be a correlation coefficient? Group of answer choices -.274…

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Q: b. The table below presented the ranks which were assigned by three judges to the works   of ten…

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Q: what is the only plausible value of correlation r based on the following scatterplot 1 0.9 0.8 0.7

A: The scatterplot represents the relationship bet. variable X and variable Y.

Q: Here are data for height and weight among 10 male college students.Height (cm)               Weight…

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Q: Compute the correlation coefficient for the following data to 4 decimal places: 1 1.5 4 8.9 10 15.4…

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Q: An art teacher is interested on the consistency of two judges who evaluated the performance of ten…

A: Calculate Correlation Coefficient r without cov(x,y) from the following data X Y 3 1 1 2 5…