Answer: B or 52
Step-by-step explanation: I will explain later
The answer is 81. since (-3)^2 is 9. Therefore, 9x9=81.
19 minutes ..
Divides 45.85 by 15 you will get 3 same for the other cost- the divide 3 by 55.81 and you get 19
Answer:
true
Step-by-step explanation:
If the standard deviation is increased and the sample size and confidence level stay the same, then the margin of error will also be increased
