"y" Subscript, 1 , Baseline Has graph. To audio trace, press ALT+T.y1
66
154154
r1c3:
7.57.5
160160
r2c3:
88
162162
r3c3:
8.58.5
164164
r4c3:
1010
170170
r5c3:
r6c3:
3
Expression 4: "y" Subscript, 1 , Baseline tilde "m" "x" Subscript, 1 , Baseline plus "b"y1~mx1+b
4
a. What is the correlation coefficient? Why is the data unusual? In the context of this problem, what does the correlation coefficient tell Alyse about the association between height and shoe size for these very unusual students?
5
b. What can Alyse say about the variability in height in her unusual class? What can she say about predicting height for a student?