Answer:
1.Amy should ask every 10th person leaving the school at the end of the day and Amy should ask the 50 students in her computer lab.
2.Yes,the sample is unbiased and equal to everyone.
3.200
Step-by-step explanation:
Answer: No
Step-by-step explanation: No, they aren't. If you look at 5 and multiply (distribute) it to <u>negative</u> three you will end up with -15. And 15 is not equal to negative 15.
I hope this helps!
Answer:
I think its A but not 100 percent sure
Step-by-step explanation:
<h3>
Answer: 31</h3>
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Work Shown:
Use the value of a0 to find the value of a1. The idea is you double the previous value, and then add 1.

Which is then used to find the value of a2. Follow the same process as before (double the previous value and then add 1).

This is used to find a3

Finally we can now find a4

Recursive sequences like this aren't too bad if n is small, but as n gets larger, things become more tedious. For those cases, its best to try to find a closed form equation. If not, then the next best thing is using a spreadsheet to automate the process.