Answer:

Step-by-step explanation:






Answer:
You cannot factor that any more.
Step-by-step explanation:
The equation is as simple as it can be.
84, first you multiply and divide then you add
Answer: C. Use a larger sample size and D. Larger confidence level
Step-by-step explanation: The information will be more accurate, as it is not right now and if there are more people then there will be a huge group of people that agree on one thing.