question 31 Using your favorite statistics software package, you generate a scatter plot with a regression equation and correlation coefficient. The regression equation is reported asy=−45.91x+52.74y=-45.91x+52.74and the r=−0.749r=-0.749. What proportion of the variation in y can be explained by the variation in the values of x? r=______ % Report answer as a percentage accurate to one decimal place.

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The correlation coefficient is -0.749.

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Solution-: Given: The regression equation is, y^=-75.23*x+90.37 and r=-0.91 We want to find what…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The regression equation is y=-14.44x+50.13 and r=-0.054

Q: correlation between temperature and sales is r = 0.67.  This means that __________ of the…

A: Given that ;  Correlation ( r) = 0.67 By using the regression concept coefficient of determination…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Solution

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: From the given data Find r² = ?  %

Q: Using your favorite statistics software package, you generate a scatter plot which displays a linear…

A:

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: r2 is the coefficient of determination which tells the variation in the dependent variable (y) which…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The correlation coefficient is given as r=0.952.

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Given : Regression equation is : y = -36.28x + 92.28r = -0.92 r : Correlation coefficient

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Given,y=-45.79x+74.67and the r=-0.773

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A: Reviewing information, Given, y^=-33.98 x+15.96r2=0.2209

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: We know that,  In a regression model, r2 is nothing but the square of the correlation between x and…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Solution: From the given information, the regression equation is The correlation between x and y is…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The regression equation is y=29.68x+58.61coefficient of determination(r)=0.508

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: r=0.138

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Here r=-0.799 So coefficient of variation  R^2= (-0.799)^2 = 0.6384

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A:

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A:

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Coefficient of determination: Coefficient of determination is denoted with r2 and it is defined as,…

Q: Hearest hundredth, when necessary.) Data Set: {(0,7), (1,5), (1.5,3), (2, 5), (2.3, 3.2), (3, 2),…

A: As per our guidelines, we are allowed to answer first three sub-parts only, Please post other parts…

Q: You generate a scatter plot using Excel. You then have Excel plot the trend li the r value. The…

A: In the regression analysis, the coefficient of determination is used to measure the explained sum of…

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A: Given : Regression Equation : y=−94.85x+48.99 and  r2 =0.3364

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A: Given,   The regression equation is,   y=-69.87x+54.78   And the r2=0.3721   The objective is to…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The regression equation is y=-60.93x+87.44Correlation coefficient(r)=-0.4

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Solution: From the given information, the regression equation is

Q: What proportion of the variation in y can be explained by the variation in the values of x?

A: Here we have given the regression equation Y = 64.21X+ 44.09 and the correlation coefficient, r =…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The percentage of variation in y is explained by the variation in the values of x is given by the…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The given regression equation is, The coefficient correlation is, r = -0.008

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A: The sign of the slope represents the correlation is positive or not.

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A:

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

A: here given ,  the regression line equation   y = -74.19x + 47.89 so slope = -74.19 y- intercept  =…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Correlation: Correlation a measure which indicates the “go-togetherness” of two data sets. It can be…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: We know that the, r2 is the goodness of fit in a regression model which is nothing but the square of…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The given regression equation is, y^=−24.94x+53.67 The value of correlation coefficient is, r=−0.78

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A: Solution: Given: The regression equation is reported as y=59.31x + 26.22 r2=0.1296

Q: EGO Find the equation of the regression line for the given data. Then construct a scatter plot of…

A: Use EXCEL to obtain the regression equation.   EXCEL procedure:   Go to EXCEL Go to Data>Data…

Q: You generate a scatter plot using Excel. You then have Excel plot the trend line and report the…

A: Solution-: Given: The regression equation is reported as Y^=-61.46*X+41.55 and r2=0.16 We find…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: In simple linear regression there will be only one independent variable. The value of the dependent…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Obtain the value of the coefficient of determination.   The value of the coefficient of…

Q: Use the value of the linear correlation coefficient to calculate the coefficient of determination.…

A: The value of correlation coefficient is r = -0.187 And the coefficient of determination is…

Q: Using your favorite statistics software package, you generate a scatter plot which displays a linear…

A: The required answer is 0.2749Explanation:Step 1:Given data : The regression equation is…

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

A: Given information : Let , x be chest size that is independent​ variable and        y be the weight…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: Solution: The estimated regression equation is  y^= 57.53x+44.95 The sample correlation coefficient…

Q: Find the equation of the regression line for the given data. Then construct a scatter plot of the…

A:

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: