Answer:
The t distribution is used, because we have the standard deviation for the sample.
Step-by-step explanation:
When to use the z or the t distribution?
When we have the standard deviation for the population, we use the z distribution.
When we have the standard deviation for the sample, we use the t distribution.
In this question:
We have the standard deviation for the sample, which means that the t distribution is used.
Answer:
See below ~
Step-by-step explanation:
<u>Perimeter</u>
- 2(6 + 8)
- 2(14)
- <u>28</u> units
<u>Area</u>
- 2(4 x 2) + 2(8)
- 4(8)
- <u>32</u> square units
The best answer is D!
Please give me the brainliest answer :)
