Answer:
3. All you did was switch the numbers, so it will still equal the same :)
4. 8a and the other 8a cancel each other out, so since 8 has no variables, it ends up by itself.
The correct answer among all the other choices is A. upper quartile. This is the term that refers to the median of the upper half of all the data. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
Answer:
a. P-value=0.421
b. not significant
Step-by-step explanation:
check attachment for further details