# Question: Suppose I recorded the attendance of my students in a

Suppose I recorded the attendance of my students in a recent statistics class because I wanted to investigate the linear relationship between the number of classes they missed and their final grades. The following table shows these data for a random sample of nine students and can also be found in the Excel file missed classes.xlsx.

a. Construct a scatter plot for these data.

b. Calculate the slope and the y intercept for the regression equation.

c. Provide an interpretation for the value of the slope.

d. Predict the final grade for a student who missed five classes.

e. Calculate the SST.

f. Partition the SST into the SSR and the SSE.

g. Verify your results using Excel.

a. Construct a scatter plot for these data.

b. Calculate the slope and the y intercept for the regression equation.

c. Provide an interpretation for the value of the slope.

d. Predict the final grade for a student who missed five classes.

e. Calculate the SST.

f. Partition the SST into the SSR and the SSE.

g. Verify your results using Excel.

## Relevant Questions

Best Buy would like to investigate the linear relationship between the selling price of a Canon PowerShot digital camera and the demand for it. The following table shows the weekly demand for the camera in one particular ...Answer the following questions based on the data from Problem 14.73. a. Calculate the slope and the y intercept for the regression equation. b. Predict the order size of a 32 year old customer. c. Provide an ...Suppose Cars.com would like to describe the linear relationship between the odometer mileage of a used 2010 Ford Explorer and its asking price. The Excel file Explorer. xlsx contains data for these variables for 40 used 2010 ...Consider the following ANOVA table for a multiple regression model: a. What is the size of this sample? b. How many independent variables are in this model? c. Calculate the multiple coefficient of determination. d. Test ...Delmarva Power is a utility company that would like to predict the monthly heating bill for a household in Kent County during the month of January. A random sample of households in the county was selected and their January ...Post your question