I believe that the answer to the question would be 4.5
Answer:
Standard Deviation = 9.1
(Please vote me Brainliest if this helped!)
Step-by-step explanation:
Standard deviation = square root of variance
=
= 9.1
Answer: 1) 25b 2) ac 3)ba
1) Since b is unknown, your answer will be 25b
2) Since both variables, a and c, are unknown, your answer will be ac
3) Since both are unknown here, it will be ba!
You're not dumb! Don't say that :)
Answer: A. Yes
B. 1 feet by 11 feet
Step-by-step explanation: Area = length x width