When there isn't an outlier, the mean is the best measure of central tendency, because it gives you a more arithmetic answer of the true center since all numbers are included in the equation rather than at max 2 numbers in the middle of the list.
Answer:
24
Step-by-step explanation:
15 x 3= 45 so therefore 45 is the length hope that help!
Yes it would if it was not right it would be wrong