(a) and (b) looks correct
(c) Here's how my table looks like:
15 -18 324
27 -6 36
28 -5 25
34 1 1
42 9 81
52 19 361
SUM 828
(d) Take the sum of 828 and divide it by 6 to get 138. Now take the square root of 138 to get the standard deviation:
sqrt(138) ≈ 11.75
The equation would be d/r.
Answer:
Step-by-step explanation:
1)8/12=12/18
2)12/20=18/30
3)4/16=6/24
Answer:
-30(-8)
Step-by-step explanation:
A negative times a negative always equals a positive.
A.) the greatest amount of boxes would probably be 8
B.) the amount of cars would be 5 and the airplanes would be 3
