Find the average (mean) of the given set of data.

22,15,31,40,27

Data=22,15,31,40,27no of data=5sum of data=22+15+31+40+27=135

we know that,

According to the question,

Therefore,

the average (mean) of the given set of data.(22,15,31,40,27) is 27.

It is 2 out of 8 she will pick green and 3 out of 7 she will pick green but red and green would be 5 out of 5 so 50% chance

Understanding what? lol