Question
Below is a table with the independent variable X and dependent variable Y and the model. DATA ID X Y A 7 2 B 8
Below is a table with the independent variable X and dependent variable Y and the model.
DATA
| ID | X | Y |
| A | 7 | 2 |
| B | 8 | 0 |
| C | 1 | 4 |
| D | 5 | 5 |
| E | 4 | 9 |
Y' = 7.5 - 0.7X
Rank Y from high to low.
Rank Y from high to low after removing X.
Which case is the most surprising?
Which case is the least surprising?
Which case(s) scored higher than expected?
Which case(s) scored lower than expected?
Does X explain why ID E scored higher than ID D on Y?
Does X explain why ID C scored higher than ID A on Y?
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Elementary Number Theory
Authors: Underwood Dudley
1st Edition
0486134873, 9780486134871
