A-
Calculating the Sum of the Cross- |
|||||
---|---|---|---|---|---|
Person |
Hours Studied (X) |
GPA (Y) |
zx |
zy |
zx zy |
Candace |
8 |
3.8 |
0.75 |
1.07 |
0.80 |
Denise |
2 |
2 |
−1.15 |
−1.13 |
1.30 |
Joaquin |
2 |
2.3 |
−1.15 |
−0.76 |
0.88 |
Jon |
7 |
3.4 |
0.44 |
0.58 |
0.25 |
Milford |
5 |
2.4 |
−0.20 |
−0.64 |
0.13 |
Rachel |
5 |
2.5 |
−0.20 |
−0.52 |
0.10 |
Shawna |
1 |
1.7 |
−1.46 |
−1.50 |
2.19 |
Leroi |
9 |
3.7 |
1.07 |
0.95 |
1.01 |
Jeanine |
6 |
3.2 |
0.12 |
0.34 |
0.04 |
Marisol |
10 |
4 |
1.38 |
1.31 |
1.82 |
Lee |
2 |
1.5 |
−1.15 |
−1.74 |
2.00 |
Rashid |
9 |
3.9 |
1.07 |
1.19 |
1.27 |
Sunny |
3 |
2.6 |
−0.83 |
−0.40 |
0.33 |
Flora |
6 |
3 |
0.12 |
0.09 |
0.01 |
Kris |
4 |
2.9 |
−0.51 |
−0.03 |
0.02 |
Denis |
11 |
3.9 |
1.70 |
1.19 |
2.02 |
Σ zxzy = 14.16 |