Find Spearman's rank coefficient of correlation from the following data : X: 50 66 34 21 15 79 42 Y: 31 64 53 41 17 73 29

Q: The following table records the hours studied and exam score: x = hours studied 10 14 2 10 y = exam…

A: The following table records the hours studied and exam score:x = hours studied 10 14 2 10y = exam…

Q: Here is a bivariate data set. y 51 69 49 54 39 51 51 67 36 39 78 88 38 31 46 55 38 47 Find the…

A: Given that    X Y X \cdot YX⋅Y X^2X2 Y^2Y2   51 69 3519 2601 4761   49 54 2646 2401 2916…

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: ja) From the following data calculate the rank correlation coefficient after making adjustment for…

A:

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

A: Calculation: From the table,

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: The data below are the temperatures on randomly chosen days during a summer class and the number of…

A: Let X denote the temperature Let Y denote the number of absences Calculation:

Q: Calculate the correlation co-efficient for the following heights in inches of fathers (X) and their…

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

A:

Q: The data below are the temperatures on randomly chosen days during a summer class and the number of…

A:

Q: Find the correlation coefficient. X Y 5 - 10 23 13 27 14 30 а) 0.96 в) 0.89 NS) 0.98 D) 0.95

A: The independent variable is X. The dependent variable is Y. Given data: x y 10 23 13 27 14…

Q: Calculate Karl Pearson's coefficient of correlation between expenditure on advertising (X) and sales…

A: Solution: Let X be the expenditure on advertising and Y be the sales.

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: The data below are the temperatures on randomly chosen days during a summer class and the number of…

A:

Q: The data below are the final exam scores of 10 randomly selected calculus students and the number of…

A: From the provided information, Hours (x) Scores (y) 5 71 7 86 4 66 10…

Q: For the data below, determine the value of the linear correlation coefficient r between y and x. x…

A:

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: Use the computing formula to calculate the coefficient of correlation for the vending machine data…

A: Correlation Coefficient :  The correlation coefficient gives the measure of strength of the linear…

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

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Q: given below: Find Karl Pearson's Coefficient of Correlation between the values of X and y 79 68 61…

A: Given data is X 78 89 96 69 59 79 68 61 Y 125 137 156 112 107 136 123 108

Q: Obtain the rank correlation co efficient for the following data : X: 68 Y: 62 64 75 50 64 80 75 40…

A:

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

A:

Q: Use the data to find the P-value in a test for linear correlation between x and y. 1 4 4. 4 None of…

A: First we need to find correlation coefficient.   Correlation coefficient test :  Hypothesis :  H0 :…

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

A: We want to calculate correlation coefficient

Q: The data below are the temperatures on randomly chosen days during a summer class and the number of…

A: The temperature is defined as x and the number of absences is defined as y.

Q: Here is a bivariate data set. x y 56 48 65| 41 81 50 75 63 87 59 70 65 87 59 57 28 75 54 Find the…

A: Given data, X Y X*Y X*X Y*Y 56 48 2688 3136 2304 65 41 2665 4225 1681 81 50 4050 6561 2500…

Q: Calculate the Pearson's coefficient of correlation from the following. taking 100 and 50 as the…

A:

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

A:

Q: The data below are the temperatures on randomly chosen days during a summer class and the number of…

A: Here we've given that data for the temperatures on the randomly chosen days during summer class and…

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

A:

Q: Calculate the coefficient of correlation from the following data and comment on the result :…

A: X Y X.Y X2 Y2 16 23 368 256 529 12 22 264 144 484 18 24 432 324 576 4 17 68 16 289 3…

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: Find the coefficient of determination, given that the value of the linear correlation coefficient,…

A: Solution: Correlation: Two variables are said to be correlated where there is an association between…

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: find the coefficient of determination, given that the value of the linear correlation coefficient,r,…

A:

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: Find the coefficient correlation from the following data X 78 36 98 25 75 82 90 62 65 39 Y 84 51 91…

A:

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

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

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

A: Let correlation coefficient is denoted by = r  And the total number = n

Q: Here is a bivariate data set. y 77 75 81 69 77 66 69 67 82 73 83 71 82 70 78 72 83 71 Find the…

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

Q: Listed below are the budgets​ (in millions of​ dollars) and the gross receipts​ (in millions of​…

A: We have given that data  Budget (x)    Gross (y)60    6091    6050    4839    62193    558105…

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

A: Question 1

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: 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: Based on the data shown below, calculate the correlation coefficient (to three decimal places) x y 1…

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Q: Use the graph below to determine a possible range for the correlation coefficient between the two…

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Q: price is Y and car age

A: Given data is shown below Car Age (in years) Price (In dollars) 4 6300 4 5800 5 5700…