The question | % of correct answers | % of calculation errors | % of errors letter usage | Did not answer | ||||
P | S.T | P | S.T | P | S.T | P | S.T | |
16. Find x ( by a) in the equation: | 70 | 88 | 5 | 5 | 18 | 5 | 7 | 2 |
p =0.004 | p = 0.002 | |||||||
1. Find c (by x) in the equation: | 63 | 70 | 1 | 2 | 33 | 26 | 3 | 2 |
p = 0.001 | ||||||||
9. Find b (by x) in the equation: | 28 | 43 | 0 | 5 | 66 | 36 | 4 | 16 |
p = 0.001 |