a). Using the above scatter plot describe any relationship that exist between the variables.
b). The regression equation for the collected data is y=1.0417x - 7.8333 What is the slope of the regression equation? Interpret its meaning here.
c). The correlation coefficient for the data collected above is r=0.9820. What does this tell us about the relationship between x and y?
d). Use the regression equation above to predict the number of errors that will be made by a person who goes for 32 hours without sleep?