1. Find the equation of the regression line for the given data. Predict the value of Y when X=-2? Predict the value of Y when X = 4?

2. The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. Find the equation of the regression line for the given data. Predict the final exam score when a student studied for 4 hours. Predict the final exam score when a student studied for 6 hours.

3. A manager wishes to determine the relationship between the number of miles (in hundreds of miles) the manager's sales representatives travel per month and the amount of sales (in thousands of dollars) per month. Find the equation of the regression line for the given data. Predict the value of sales when the sales representative travel 8 miles. Predict the value of sales when the sales representative traveled 11 miles.

4. Find the correlation coefficient between X and Y. Is there a weak or strong, positive or negative linear correlation between X and Y?

5. The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. Find the correlation coefficient between hours studied and final exam scores. Is there a weak or strong, positive or negative correlation between hours studied and final exam scores?

... 2,and the value of the sample correlation coefficient r. ... the y) and a and b. Then find the equation ... The regression equation is y = 0.748571x - 27.7448 d) gragh ...

... How do the R values in linear regression relate to the correlation...Find -correlation coefficients and p-values of FEV with age, sex, height and ...Correlations. ...

... scattergram, determining coefficients of both correlation and determination and the regression equation ... We are studying mutual bond funds for the ...

... line, y=mx+b. First find the slope ... say that a high positive correlation exists between ... Regression Statistics Multiple R 0.84836681 R Square 0.719726245 Adjusted ...

...Find the coefficient of determination. ... The regression equation for a set of paired data is y= 7 + 5x. The correlation coefficient for the data is .88. ...

Statistics: Regression equation, predicted Y value, Pearson correlation. 22. For the following data: X y 1 2 4 7 3 5 2 1 5 14 3 7. a. Find the regression...

...Statistics correlations for absences and final grades are determined. ... Does it look like the correlation is positive ... c. Find the correlation coefficient for the ...

...Find the equation of the regression line for the given data. ... 3. Find the correlation coefficient between X and Y. Is there a weak or strong, positive or ...