# Question: the computerscience aptitude score x and the achievement score y...

###### Question details

The computer-science aptitude score, *x*, and the
achievement score, *y* (measured by a comprehensive final),
were measured for 10 students in a beginning computer-science
course. The results were as follows. Calculate the estimated
standard error of regression, *s*_{b1}.
(Give your answer correct to two decimal places.)

x |
5 | 18 | 8 | 15 | 13 | 19 | 13 | 22 | 7 | 12 |

y |
16 | 25 | 35 | 18 | 22 | 19 | 33 | 21 | 22 | 33 |