Find the correlation coefficient and report it accurate to three decimal places. r = Based on the data, calculate the regression line (each value to three decimal places) y' = X +

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

A: The value of r2=0.5041

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: In baseball, is there a linear correlation between batting average and home run percentage? Let x…

A:

Q: Need assistance with last question

A: Solution: Last part: The strength of the linear correlation needs to be tested using 0.05 level of…

Q: Here is a bivariate data set. x y 30.2 83.2 60.8 65.6 51.6 71.7 42.8 67.6 17.7 71.2 33.5 58.6 42…

A: Given dataA bivariate data set is given

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: Third Paired Data Set 5 17 14 10 21 12 23 40. Use the Third Paired Data Set. Find the correlation…

A: The table shows x and y values.

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: Crickets chirp faster when it gets warmer. The number of chirps per minute by crickets (x) is given…

A:

Q: Here is a bivariate data set. x y 52.1 29.4 74.3 -20.5 35.4 36.8 23.8 22.5 61.1 -28.6…

A: For the given data Find r =  ? R² = ?  %

Q: Here is a bivariate data set. x y 40.4 50.5 23.4 27.4 26.5 93.3 42.9 -16.6 29.5 4 49.8 -11.8 43.6…

A: Data given  X:40.4,23.4,26.5,42.9,29.5,49.8,43.6,23.8,40.1,35.7,12.5,31.6,52,36.6…

Q: Run a regression analysis on the following bivariate set of data with y as the response variable. r…

A: Please find the solution below. Thank you

Q: Run a regression analysis on the following bivariate set of data with y as the response variable. y…

A: Given: n = 19 α = 0.05 Formula Used: Regression model: Y  = a + bX Where, Y is response variable X…

Q: Find the correlation coefficient and report it accurate to three decimal places. What proportion of…

A: Given that    X Y X \cdot YX⋅Y X^2X2 Y^2Y2   30.7 71.4 2191.98 942.49 5097.96   52.1 70.6…

Q: I.M. Smart, a statistics fanatic wants to investigate if there is a positive correlation between the…

A: Given information: A random sample of n = 7 students is considered. X = number of hours Y = grades…

Q: Run a regression analysis on the following bivariate set of data with y as the response variable. X…

A: Statistical correlation also corresponds to simultaneous changes between two variables, and it's…

Q: What is the relationship between the linear correlation coefficient r and the slope b, of a…

A: We have given that the statement about to the relationship between the linear 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: Run a regression analysis on the following bivariate set of data with y as the response variable. 42…

A: The data inserted in EXCEL is defined below:

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: What is the predicted response value?

A: Given: x y 67.7 -25.7 72.2 -5 55.8 21.3 64.1 11 70.9 64.9 61.6 -25 65.3 84.6…

Q: Run a regression analysis on the following bivariate set of data with y as the response variable. x…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question if you want a…

Q: The data show the chest size and weight of several bears. Find the regression equation, letting…

A:

Q: Find the correlation coefficient and report it accurate to three decimal places. r =

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: Run a regression analysis on the following bivariate set of data with y as the response variable. x…

A:

Q: Here is a bivariate data set. y 69 14 72 48 70 71 73 80 -16 62 31 57 111 48 122 73 38 2.

A: From given data, X Y X*Y X*X Y*Y 69 14 966 4761 196 72 48 3456 5184 2304 70 2 140 4900 4…

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: Run a regression analysis on the following data set with y as the response variable. X y 39.5 12.5…

A: Given: The provided data is: x 39.5 35.1 36.8 11.2 21.5 34.1 45.2 41.5 54 y 12.5 18.5 32.6…

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: Run a regression analysis on the following bivariate set of data with y as the response variable. x…

A: The independent variable is x. The dependent variable is y. We have to predict the explanatory…

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: Find the linear correlation coefficient between cumulative GPA and each of ACT English score, ACT…

A: The linear correlation coefficient between cumulative GPA and ACT English score is 0.3756 and it is…

Q: Run a regression analysis on the following bivariate set of data with y as the response variable.…

A: The data set is given below :   X Y   75.9 42.1   82.2 42.2   75.2 42.5   82.2 42.2…

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: Here is a bivariate data set. y 45.6 79.6 74.1 49 51.8 80.3 50.4 67.9 49.2 83.3 55.9 66.4 42.1 92.7…

A: Formulae :

Q: The following correlations were computed as part of a multiple regression analysis that used…

A: Multiple Regression genreal form  Y=βo+β1X1+β2X2+...+βnXn+e  Where  Y=dependent variables X1, X2,…

Q: Solve the following by Pearson r and test the significant correlation at 5% tabular value. Interpret…

A: To solve this problem we use excel

Q: 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…

A:

Q: Verify that the correlation is significant at an α=0.05α=0.05. If the correlation is indeed…

A: Given: The number of pairs, n=11 x y 40.5 -15.7 30.8 -40 38.8 35.8 57.2 37.5 48.2 -8.2…

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: se the sample data to construct a scatterplot. Use the first variable for the x-axis. Based on the…

A: A scatter plot is a graphical representation of two variables to investigate if there exists an…

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…