In: Math
Regression and Correlation
X | Y |
fresh | marine |
147 | 444 |
139 | 446 |
160 | 438 |
99 | 437 |
120 | 405 |
151 | 435 |
115 | 394 |
121 | 406 |
109 | 440 |
119 | 414 |
130 | 444 |
110 | 465 |
127 | 457 |
100 | 498 |
115 | 452 |
117 | 418 |
112 | 502 |
116 | 478 |
98 | 500 |
98 | 589 |
83 | 480 |
85 | 424 |
88 | 455 |
98 | 439 |
74 | 423 |
58 | 411 |
114 | 484 |
88 | 447 |
77 | 448 |
86 | 450 |
86 | 493 |
65 | 495 |
127 | 470 |
91 | 454 |
76 | 430 |
44 | 448 |
42 | 512 |
50 | 417 |
57 | 466 |
42 | 496 |
1. What are the the values for "a" and "b"?
2. Pearson's correlation Coefficient value r ?