Want to test if the number of accidents on a highway is equally distributed in the days of the week.

Therefore, we collected the following data:

Day of the week | 1 | 2 | 3 | 4 | 5 | 6 | 7

Number of Accident | 33 | 26 | 21 | 22 | 17 | 20 | 36

Use $\displaystyle \alpha = 5$%