The mean increases when the outlier is removed
Answer:
15ft
Step-by-step explanation:
Draw out the picture and use the Pythagorean theorem (equation is written in blue) to solve.
View Image
She received 12 calls from her son and 30 calls in total.
40% of 30 is 12.
3/5 = 3/y
40 = 3y
Divide both by 3
Answer= 13.3