Need to answer questions A-F below

a)What is the Sample Covariance?

b)What is the sample coefficient of correlation (r) and what does this tell us?

c)What is the Coefficient of Determination (R2) and what is this telling us?

d)What is the Slope coefficient (b1) and what is this telling us?

e)What is the y-intercept (b0) and what is this telling us?

f)From the above measures, particularly your r and R², can you say that the low scores of the willingness will cause the prisoner serving more days in Jail? Why or why not?

Prisoner Willingness Days Served (x-xbar)^2 (y-ybar)^2 (x-xbar)* (y-ybar) Jake 20 81 400 -180 Jason 3 64 1681 -328 Sarah 10 16 4 Dick 11 0 225 0 Dean 18 49 289 -119 Joan 4 49 225 -105 Sum 66 244 2836 -728 Mean 11 48.8 567.2 -145.6 -145.6 Median 10.5 6.99 23.82 Column1 r= Correlation of Coefficient -0.875 0.875 R^2= Correlation of Determination 0.766 0.766 Mean 11 Slope b= -2.984 -2.984 Standard Error 2.851899951 Intercept a= 56.820 56.820 Median 10.5 Mode #N/A Standard Deviation 6.9857 Sample Variance 48.8 Kurtosis -1.705690675 Skewness 0. 190083873 Range 17 Minimum 3 Maximum 20 Sum 66 Count 6