Im gonna need a lot of help tonight because i’m failing so please help asap !

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1

If f(x)=3 over x+2 - square root x-3 then f(7)=