Graph one shows a number of observations that all are directly on trend line that moves from the top left of the graph to the bottom right. Graph two has a number of observations that would be tightly packed around, but not directly on, a trend line that runs straight across the graph. Which of the following statement(s) are true?
a) Graph one should have an r-squared value of 1
b) Graph two should have an r-squared value of 1
c) Graph one will have a negative r-squared value
d) Graph two will have an r-squared value of 0.00
e) C and D