Answer:
The answer is 54
Step-by-step explanation:
If you follow PEMDAS, and x = 3, then you get 54. As an example, x4 is 12. You change X to 3, then multiply (3)4=12. If you follow the rest of the equation, you get 54.
I believe it is D, stratified random sampling.
Hope this helps!!
Answer:
B
Step-by-step explanation:
Answer:
2.93
Step-by-step explanation: