Here is a bivariate data set. x y 74.8 -4.5 75.6 50.8 59.8 59.2 81.1 10.2 74.3 99.4 101.9 -6.7 49.2 57.2 74.4 42.4 66.1 14.8 Find the correlation coefficient and report it accurate to three decimal places.

Q: 8.4 28.8 34.6 35.6 59.6 33.5 39.6 34.1 49.9 38.3 57.4 29.7 77.7 23.6 47.9 36.8 61.3 29.8

A: Correlation coefficient is statistical measure which tells who strong the relationship exist between…

Q: Here is a bivariate data set. x y 78.4 78.4 62.2 33.8 69.3 62.8 73 89.9 75.7 94.4…

A: Solution: The correlation is obtained by using excel. The function should be used in excel is…

Q: Here is a bivariate data set. x y 78.1 38 77.7 32.7 76.4 33.6 82.2 27.7 76.4 34.7 64.5 33.7 78.3…

A: x y x. y x2 y2 78.1 38 2967.8 6099.61 1444 77.7 32.7 2540.79 6037.29 1069.29 76.4 33.6…

Q: Here is a bivariate data set. X y 79.3 41.2 103.7 -42.2 119.3 -73.7 84.1 27.1 68.3 28.6 73.2 77.5…

A: Correlation coefficient quantifies the strength of relationship between two variables. The value of…

Q: The maximum weights (in kilograms) for which one repetition of a half-squat can be performed and the…

A: For the given data Perform hypothesis test for correlation

Q: Here is a bivariate data set. x y 21.6 164.5 37.7 136.7 28.2 96.7 10.8 -19.5 21.8 33.5 47.3 134.1…

A: The bivariate data set is given.

Q: Here is a bivariate data set. X                     Y 31.1             -1.9 20.4             -30…

A: Correlation:   A statistical method that can be applied between the pairs of variables in order to…

Q: Here is a bivariate data set. x y 90.3 55.6 61.9 26 52.3 -41.9 60.6 -104.5 43.2 43.9 69.7 104…

A:

Q: Here is a bivariate data set. x y 0.3 115.8 9.4 95.4 11.4 92 20.8 115.1 19.8 56.8 36.6 33.9 45.2…

A: The independent variable is x. The dependent variable is y. The given data represents simple linear…

Q: Here is a bivariate data set. x y 68.3 21.8 61.5 22.3 63.2 4.8 68.2 37.4 70.5 39.8 83.2 53.5 72.2…

A: Correlation quantifies the strength of relation between variables. The value of correlation…

Q: Here is a bivariate data set. y 61.9 22.3 38.4 64.6 66.7 0.4 62.1 -13 42.6 69.1 Find the correlation…

A: Correlation coefficient: Correlation is the statistical measure that shows the relation between two…

Q: Here is a bivariate data set. x y 60.3 109.1 39.8 73 72.1 79.7 67.7 8 61.7 44.3 45 68.5 49 132.2…

A: Enter this data into Excel

Q: Here is a bivariate data set. x y 36.7 79.3 31.4 46.9 34 79.2 43.1 71.8 32.7 65.6 27.2 58.9 45.2…

A:

Q: Here is a bivariate data set. x y 51.3 19.3 11.7 115.1 43.8 41.8 -2.9 173.8 27.7 109.3 50.9 63.7…

A: (a) The objective is to find the correlation coefficient.

Q: Here is a bivariate data set. x y 62.6 82.3 69.7 16.5 69 29.5 46.3 71.2 39.1 71.4 36.4 83.2 45.5…

A: Given X Y 62.6 82.3 69.7 16.5 69 29.5 46.3 71.2 39.1 71.4 36.4 83.2 45.5 60.2…

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

A: Here we have to find the correlation coefficient between X and Y It is denoted by r

Q: Here is a bivariate data set. X y 76 26.3 74.7 49.7 79 3.9 58.7 78.7 79.6 16.6 86 54.9 80 37.2 71.7…

A: A bivariate data set is given.

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

A:

Q: Here is a bivariate data set. x y 74 59.4 79.1 71.1 84.5 83.7 76.6 73.1 86 70.2 75.8 66.1 82.3 66.2…

A:

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

A:

Q: Here is a bivariate data set. y 37.5 76 33.2 76.1 42.8 79.3 36.4 94.3 52.1 93.3 61.9 106.5 15.2 45.6…

A:

Q: Here is a bivariate data set. x y 99.4 18.4 96.3 37.4 79 54.2 49.6 38.6 72 -66.4 60.9 234.6 88.4…

A: Given data, X Y X*Y X*X Y*Y 99.4 18.4 1828.96 9880.36 338.56 96.3 37.4 3601.62 9273.69…

Q: Calculate the Correlation Coefficient to 3 decimal places. x 2,  3,  4,  5,  6,  7,  8,  9,  10,…

A: Given data,   X Y X*Y X*X Y*Y 2 9.52 19.04 4 90.6304 3 11.68 35.04 9 136.4224 4 12.04 48.16…

Q: Here is a bivariate data set. 35.9 78.4 35.5 73.3 38 44.8 40.7 47.5 37.4 55.9 32.4 73.7

A: From given data, X Y X*Y X*X Y*Y 35.9 78.4 2814.56 1288.81 6146.56 35.5 73.3 2602.15 1260.25…

Q: Here is a bivariate data set. 67.2 40.9 76.7 38.2 69.8 48.5 64.9 47.9 76.2 40.6 67.3 38.7 79.7 37.3…

A: Calculate Correlation Coefficient r without cov(x,y) from the following data X Y 67.2 40.9…

Q: Here is a bivariate data set. y 30.4 1.4 28.5 37.7 34.4 46.8 47.9 29.8 23.3 6.3 46.3 32.9 56.6 64.6…

A: From the given data we find the correlation coefficient.

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

A:

Q: Here is a bivariate data set. x y 20.9 34.2 31.4 144.9 44.3 84.7 55.4 79.8 58.9 50.8 68.7…

A: Given a bivariate data set. x y 20.9 34.2 31.4 144.9 44.3 84.7 55.4 79.8 58.9 50.8…

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

A: Given that

Q: Here is a bivariate data set. x y 62.4 32 62.2 26.6 47.7 56.6 120.5 -33.2 49 49.4 69.1 26.4 53.2…

A: Given: x y 62.4 32 62.2 26.6 47.7 56.6 120.5 -33.2 49 49.4 69.1 26.4 53.2 42.8 66…

Q: Here is a bivariate data set. X 51.3 11.7 43.8 -2.9 173.8 27.7 109.3 50.9 40.6 y 19.3 115.1 41.8…

A: The bivariate data set contains x and y variables with 13 observations.

Q: Which data has. A stronger linear correlation? Data 1 with an r= 0.7 or data 2 with an r= -0.8? Why?

A:

Q: Here is a bivariate data set. x y 77.8 -13.6 62.8 -123.2 27.7 110.2 29.9 106.7 35.9 77.1 26.8 177.2…

A: From the given information, x y x^2 y^2 xy 77.8 -13.6 6052.84 184.96 -1058.08 62.8 -123.2…

Q: Here is a bivariate data set. y 32.8 83 44.1 88.9 28.5 70.7 18.4 42.4 20.1 51.6 29.9 51 26.8 64 42.6…

A: