e7. Calculate coefficient of correlation for the following data by short-cut method: 54 58 62 66 68 70 72 58 44 64 52 65 72 81 y

Q: 10. Calculate the coefficient of correlation for the following data: 1000 1500 2000 2500 3000 500…

A: Correlation coefficient quantifies the strength and direction of relationship between variable. The…

Q: Calculate the co-efficient of correlation for the following data : x : 1 5 4 3 8 8 y : 2 10 8 5 3 13…

A: Given, X Y X.Y X.X Y.Y 1 2 2 1 4 5 10 50 25 100 4 8 32 16 64 6 8 48 36 64 2 5 10 4 25…

Q: .1. Find coefficient of correlation between imports and exports for the following data by changing…

A:

Q: 5. Obtain the rank correlation coefficient for the following data, 68 64 75 50 64 80 75 40 55 64 Y…

A: X:- 68, 64, 75, 50, 64, 80, 75, 40, 55, 64 Y:- 62, 58, 68, 45, 81, 60, 68, 48, 50, 70 Then,  We will…

Q: 3. Calculate the rank correlation coefficient and comment on its value. 65 120 50 55 65 50 55 60 50…

A: A rank correlation coefficient measures the degree of similarity between two rankings, and can be…

Q: Create a scatter plot for the following. 15 17 40 40 X у 19 38 O positive correlation O negative…

A: Scatterplot: A pictorial manner of showing the relationship between two non-causal factors is…

Q: find the correlation coefficient r. x y 7 15 10 16 15 25 18 32

A: Calculation: From the table,

Q: Calculate coefficient of correlation for the following data by short-cut 58 62 66 68 70

A: From the given sample data : n=7 , ƩX=450 , ƩY=436 , ƩX2=29188 , ƩY2=28070 , ƩXY=28376 Our aim is to…

Q: Find Spearman's rank coefficient of correlation from the following data : X: 50 66 34 21 15 79 42 Y:…

A:

Q: e 6 Calculate Coefficient of Correlation between the values of X and yu given below: Values of X: 65…

A:

Q: Based on the data shown below, calculate the correlation coefficient (rounded to three decimal…

A: Given Data : X Y 5 15 6 13.42 7 16.84 8 19.46 9 17.58 10 23.1 11 21.42 12 22.84…

Q: Based on the data shown below, calculate the correlation coefficient (to three decimal places) y 4…

A:

Q: me 6. Calculate Coefficient of Correlation between the values of X and Y given below: 68 Values of…

A:

Q: Find the value of the linear correlation coefficient r. 19.3 23.4 10.3 17.7 23.2 3 3 0.056 -0.236…

A: Given that    X Y X \cdot YX⋅Y X^2X2 Y^2Y2   19.3 3 57.9 372.49 9   23.4 3 70.2 547.56 9…

Q: Calculate the coefficient of correlation betwe . and y from the following data : X 1 2 4 6. 7 Y 2 4…

A: Given data, X Y X*Y X*X Y*Y 1 2 2 1 4 2 4 8 4 16 3 5 15 9 25 4 3 12 16 9 5 8 40 25 64…

Q: Use the data values in the table below to calculate the correlation between the variables x and y.…

A: By correlation we mean association or interdependence between two variables. If two variables are…

Q: Based on the data shown below, calculate the correlation coefficient (rounded to three decimal…

A: Given,

Q: Which of the following r-values represents the strongest correlation? A. 0.55 O B. 0.45 C. 0.65 D.…

A: The correlation coefficient ranges from -1 to +1 Negative symbol indicates negatively correlated and…

Q: Calculate the correlation coefficient for the following data sets and then plot these data sets as…

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

Q: 3. Calculate the coefficient of correlation from the following data by the method of rank…

A:

Q: below. Income x 60 50 70 40 80 90 80 100 30 Meals y 8. 12 16 10 9. 10 7 Compute coefficient of…

A: x y (x-xbar) (x-xbar)^2 (y-ybar) (y-ybar)^2 (x-xbar)*(y-ybar) 60 8 -6.667 44.444 -1 1 6.667 50…

Q: Use the data values in the table below to calculate the correlation between the variables x and y.…

A:

Q: For the data in the table, find the following values. Round each answer to 4 decimals. y 2 4 4. 5.…

A: Solution: x y x^2 y^2 x⋅y 2 4 4 16 8 4 6 16 36 24 5 9 25 81 45 6 10 36 100 60 7 18 49…

Q: Calculate the co-efficient of correlation for the following ages of husbands and wifes : Husband's…

A:

Q: Use the data from the given table of values to determine the correlation. In the answer space…

A:

Q: Which of the following values could not represent a correlation coefficient? r= 0.98 r = 1.09 r =…

A: The value of correlation coefficient lies between -1 and +1.

Q: Based on the data shown below, calculate the correlation ( to three decimal places) X Y 3…

A: Given Enter the given data in Excel sheet

Q: Here is a bivariate data set. y 20 61 26 61 19 57 25 48 31 48 24 42 36 35 Find the correlation…

A: Given,

Q: Based on the data shown below, calculate the correlation coefficient (to three decimal places) y 4…

A: Given that the data are X           Y 4           84 5           80.6 6           78.4 7…

Q: Here is a bivariate data set. y 51 94 89 163 65 136 67 141 63 56 46 -68 37 43 61 124 9. -156 Find…

A:

Q: For the data in the table, find the following values. Round each answer to 4 decimals. y 1 3 2 7 10…

A: Given,

Q: Calculate the coefficient of correlation for the following data by rank difference method: 75 88 95…

A:

Q: Based on the data shown below, calculate the correlation coefficient (rounded to three decimal…

A: Calculations: From the table,

Q: Find out the correlation existing between X and Y from the following scatter diagram y 60 40 20 20…

A: From the given scatter diagram we can infer that as X increases, Y decreases. Also we can see that…

Q: 2. Find rank correlation co-efficient for the following data and give your comments. Marks in…

A:

Q: Here is a bivariate data set. y 96 63 63 47 54 160 33 60 102 27 89 17 56 -10 91 30 59 116 Find the…

A:

Q: Find the co-efficient of correlation for the following table : x: 10 14 18 22 26 30 y: 18 12 24 6 30…

A: Given data is x 10 14 18 22 26 30 y 18 12 24 6 30 36

Q: Find the value of the linear.correlation coefficient r using the paired data below. x 75 35 95 16 35…

A: Number of samples (n) = 7 x y x2 y2 xy 75 165 5625 27225 12375 35 146 1225 21316 5110 95…

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

A:

Q: 10. Calculate the coefficient of correlation for the following data: 500 1000 1500 2000 2500 3000…

A: From the provided information, Hours (x) Scores (y) 500 100 1000 200 1500…

Q: Use the data values in the table below to calculate the correlation between the variables x and y.…

A:

Q: Please help!

A: X be the number of hours of binge watching Sesame Street and Y be the Reading score.The main aim is…

Q: Based on the data shown below, calculate the correlation coefficient (to three decimal y 87 6. 82.8…

A: From given data, X Y X*Y X*X Y*Y 5 87 435 25 7569 6 82.8 496.8 36 6855.84 7 87.8 614.6 49…

Q: Q3. An aluminum company summarized their gross sales in national, regional and international. From…

A: Correlation is the measure of association. It measure the numerical association between the two…

Q: Calculate the rank correlation coefficient for the following data: 82. 75 25 98 36 78 : 39 65 62 90…

A:

Q: 13. Calculate the Rank Coefficient of correlation of the following (Repeated Ranks), 59 data. : 80…

A:

Q: Calculate the correlation coefficient, r of the following data: Variable X 24 Variable Y 44 13 8 81…

A:

Q: Calculate the correlation coefficient from the following data on hourly sales (x) and expenses (y)…

A: Given data,   X Y X*Y X*X Y*Y 70 72 5040 4900 5184 66 68 4488 4356 4624 68 69 4692 4624…