Given the following data pairs (x, y): (1, 1.24), (2, 5.23), (3, 7.24), (4, 7.60), (5, 9.97), (6, 14.31), (7, 13.99),(8, 14.88), (9, 18.04), (10, 20.70) Calculate the correlation coefficient. * O r= 0.240 O r= 0.985 r= 0.490 O r= 0.971

Q: х %3D 210, . = 9,100, y = 420, >v² = 32,200, ) 2 = 6, ху —D 12,70С

A: If two variable shows related variation between them, then we say that they are correlated. The…

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

A:

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

A: We have given that,  X:- 24, 13, 8, 81, 63, 36, 5 Y:- 44, 52, 42, 5, 1, 48, 15 Then,  We will find…

Q: For each of the scatter plots below, determine whether there is a perfect positive linear…

A:

Q: Match the following sample correlation coefficients with the explanation of what that correlation…

A: r=0 r=-0.97 r=-1 r=0.1 If r=1 then we can say that a perfect positive Correlation between x and y If…

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

A: From given data, X Y X*Y X*X Y*Y 4 31.4 125.6 16 985.96 5 29.65 148.25 25 879.1225 6 25.7…

Q: Based on the data shown below, cNext late the correlation coefficient (to three decimal places) y 1…

A: Using formula correlation coefficient = Sxy/√SxSy

Q: Find the correlation coefficient r for the given set of data.  x y 2 9 4 11 5 19 7 23 How do you…

A: We have given that the data in tabulation form of two variables X and Y.   Correlation coefficient…

Q: 6) For the data below, determine the value of the linear correlation coefficient r between y and x2.…

A: data for x = [1.2, 2.7, 4.4, 6.6, 9.5]consider data for x^2 = Z =  [1.44, 7.29, 19.36, 43.56,…

Q: For the following pairs of data points (10, 100), (8, 120), (5, 200), (4, 200), (10, 90), (7, 110)…

A: Follow the steps below to get the correlation coefficient Table in excel: 1) Import the data in the…

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

A:

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

A:

Q: and the r = 0.6241. What is the correlation coefficient for this data set? r =

A: We have given that  The regression equation is  y^ = 70.25 + 54.57x and r2 = 0.6241

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

A:

Q: Which of the following r-values represent the weakest linear correlation between independent (x) and…

A: A correlation coefficient is used to define, a relation between independent variable (x) and…

Q: For the following pairs of data points (10, 100), (8, 120), (5, 200), (4, 200), (10, 90), (7,110),…

A: Given data, X Y X*Y X*X Y*Y 10 100 1000 100 10000 8 120 960 64 14400 5 200 1000 25 40000…

Q: For the following pairs of data points (10, 100), (8, 120), (5, 200), (4, 200), (10, 90), (7, 110),…

A: The given data can be tabulated as follows:

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: Calculate the correlation coefficient, r, for the data below. X 1 3 10 7 5 4 689 2 Y 13 - 11 6 -2 -…

A:

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: The given paired data lists the heights (in inches) of various males who were measured on their…

A: Given n=6 Alpha =0.05

Q: Consider the data in the table below. Determine the equation of the best fit line, the type of…

A: The linear regression equation used to predict the dependent variables based on the effect of the…

Q: For the data given in the table below, find the linear correlation coefficient r. 1 18 3 13 3 9. 6 6…

A:

Q: For the Following data set, compute the correlation coefficient r, between the variables X and Y. Is…

A:

Q: Compute r, the correlation coefficient, rounded to the nearest thousandth, for the following data.…

A: We will find the correlation coefficient r using the following formula…

Q: 6) For the data below, determine the value of the linear correlation coefficient r between y and x2.…

A:

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

A:

Q: Of the four choices, which is closest to the correlation coefficient for this scatter plot? (1) 08…

A: Given  Scatter plot between variable X and Y to describe association between X and Y. It is a graph…

Q: Consider the data set shown below. Find the coefficient of correlation for between the variables x…

A: x y xy x2 y2   0 -2 0 0 4   3 0 0 9 0   2 2 4 4 4   3 4 12 9 16   8 6 48 64 36   10 8 80…

Q: Which of the following Pearson correlations indicates that the data points would be clustered most…

A: Pearson correlations are given.

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: Given the following scatter diagram , the sample correlation coefficient r: 10 Has a positive linear…

A: Correlation between two variables measure the strength and direction between two variables. It…

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

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

A: Given: A table of data is given. x y 4 29.2 5 27.6 6 25.2 7 23.4 8 25.2 9 22.3 10…

Q: The following sample of observations were randomly selected. EXERCISES x 4 5 3 6 10 y 4 6 5 7 7…

A: Given : x y 4 4 5 6 3 5 6 7 10 7

Q: Estimate the co-efficient of correlation between x and y from the following data and hence comment…

A:

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

A:

Q: The grade of 10 SHS students on a midterm report x and on the final examination y are as follows. 78…

A: We have to calculate the Pearson correlation coefficient between X and Y.

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

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…

A:

Q: Find the correlation coefficient for the data set below. x 3, 5, 6, 7, 9 y 5, 1, 9, 7, 13

A:

Q: The data below are the number of hours worked (per week) and the final grades of 9 randomly selected…

A: The data below are the number of hours worked (per week) and the final grades of 9 randomly selected…