Roll numbers of % of marks in Statistics % marks in Students Accountancy 11 50 80 12 60 71 13 65 60 14 70 75 15 75 90 16 40 82 17 70 70 18 80 50 Compute the rank correlation coefficient

Q: Determine the correlation equation and correlation coefficient for the data in Table 1. The explain…

A: We need to determine the correlation equation and correlation coefficient for the data in Table 1…

Q: Is there a significant linear correlation between the following variables (x and y)? Subject ID 1…

A: Here, x y x-x y-y (x-x)(y-y) (x-x)2 (y-y)2 10 20 -10.1429 -21.1429 214.4503 102.8784 447.0222…

Q: The data shown below consists of the price (in dollars) of 9 events at a local venue and the number…

A: Linear correlation coefficient: r=-0.8360, from the excel function, =CORREL(D1:D9,E1:E9) Test…

Q: The data below are the number of absences and the final grades of 9 randomly selected students from…

A: The data shows the number of absences and the final grades of 9 randomly selected students from a…

Q: Find correlation coefficient between the income and expenditure of a wage earner. Month: June July…

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Q: urs of Studying 23 12 15 14 16 21 14 11 18 GPA 3.95 3.90 4.00 3.76 3.97 3.89 3.66 3.91 2

A: when correlation is nearer to 0 it is weak

Q: Occupational prestige scores for a sample of fathers and their oldest son and oldest daughter are…

A: The correlation analysis is done in R software to find whether there is a correlation between father…

Q: Calculate coefficient of correlation r between the marks in statistics (X) and Accountancy (Y) of 10…

A: From the given data we make the following table to compute coefficient of correlation r between the…

Q: Calculate the correlation coefficient for the following data and interpret your result. 3pt   Year…

A: From given data, X Y X*Y X*X Y*Y 70 155 10850 4900 24025 63 150 9450 3969 22500 72 180…

Q: The following table gives indices of industrial production of registered Calculate the value of the…

A: We have given that data. Formula used  coefficients of correlation. r= SSXY /sqrt( SSXY × SSYY)

Q: Find the linear correlation coefficient between cumulative GPA and high school (HSP) percentile for…

A: After copying the given data in to EXCEL software,Go to Data > Data analysis > Select…

Q: The data shown below consists of the price (in dollars) of 7 events at a local venue and the number…

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Q: Determine if there is a significant correlation between the number of hours studied and the test…

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

Q: Determine regression line of traffic on accidents,detemine tarffic for accidents 225 and rank…

A: Let X denote the accidents and Y denote the traffic rate for accidents. Consider the following…

Q: Leilculate coefficient of rank correlation from the data given below: Marks in Paper I Marks in…

A: Rank of paper-1  (X) Rank of paper-2   (Y) d=X-Y d2 7 6 1 1 6 7 -1 1 5 5 0 0 4 4 0 0…

Q: Hourly patients (x) Médicines (y) 50 11 50 13 55 14 60 16 65 16 65 15 60 14 60 13 a) Determine the…

A: We have given that, X:- 50, 50, 55, 60, 65, 65, 60, 60 Y:- 11, 13, 14, 16, 16, 15, 14, 13 Then,  We…

Q: 940 930 920 910 900 890 880 870 50 100 Birth Weight (Ibs) 1. Birth Weight and Yearling Weight…

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Q: Iranslate The data below is 13 observations of Math SAT scores (x) and scores on Math placement test…

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Q: Sllustration 3. Calculate the coefficient of correlation from the following data: 8 6 5 4 3 2 Y 15…

A: We have given that,  X : 9, 8, 7, 6, 5, 4, 3, 2, 1 Y: 15, 16, 14, 13, 11, 12, 10, 8, 9 Then,  We…

Q: Find the correlation coefficient for the data below which represents the salary of eig people based…

A: Given data, X Y X*Y X*X Y*Y 2 350 700 4 122500 6 900 5400 36 810000 11 1300 14300 121…

Q: Calculate the co-efficient of rank correlation from the following data. Price of Coffee Price of Tea…

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Q: Which of the values is the best estimate of the correlation coefficient for the line of best fit…

A: In the scatterplot, as the value of variable on horizontal axis increases the values of variable on…

Q: The following data gives the number of hours 10 students spent studying and their corresponding…

A: From the given information, x y X^2 Y^2 XY 0 63 0 3969 0 0.5 66 0.25 4356 33 1.5 69 2.25…

Q: Find the linear correlation coefficient for the data

A: Let X denotes the placement exam rating And Y denote the GWA of students.

Q: 0.52 0.49 0.49 0.45 0.44 0.43 0.42 0.41 0.40 y 75 80 72 70 71 70 65 60 62 Find…

A: From the given data we want to determine correlation coefficient.

Q: (a) Use a graphing calculator to find the correlation coefficient for these data. Round to three…

A: Perform the mentioned steps on TI-83 calculator to obtain the required value. Turn on the calculator…

Q: Weight (lbs.) 173 184 194 214 168 220 188 188 207 167 217 Systolic Blood Pressure 132 143 153 162…

A: Note: generally, the blood pressure will not be in a single digit. Here, we are obtaining the…

Q: The data shown below consists of the price (in dollars) of 7 events at a local venue and the number…

A: In this question, we have the data about Ticket Price and Attendance, we have to find the…

Q: Calculate the coefficient of rank correlation from the following data:- X 60 34 40 50 45 41 22 43 42…

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Q: A researcher wants to see if the fat content in burgers and their calories are related. Fat (g)…

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Q: The following table gives indices of industrial production of registered Calculate the value of the…

A: Correlation coeffecient = r(x,y) = Cov(x,y)/sigma x sigma y

Q: atient age systolic blood pressure number 1 18 100 2 22 110 3 20 110 4 30 120 5 21 112 6 19 100 7 25…

A: Given, Let X=age Y=systolic blood pressure patient age systolic blood pressure number 1 18 100…