Add the temps up
-24 + (-15) + (-21) + (-32) + (-18) + (-9) + (-14) = -133
now divide by how many numbers there are
-133/7 = -19 <== the mean (average)
Answer:
4√5
Step-by-step explanation:
2√5 + 3√5 - √5 = 4√5
add up 2 and 3 that's in front of √5 then subtract 1 from it
B. Shows lest Variability.
A) is constant, C) is Constant, D) is constant but with and addition of 20 and remaining