Answer: (A) randomly selected elements within each of the strata form the sample.
Step-by-step explanation:
Stratified random sampling is a random sampling technique in statistics .
- It includes the partition of the entire population into sub-parts called strata.
- The strata are formed on the basis of the characteristics shared by members .
- After the formation of strata, researcher randomly selects participants from each strata to ensure that that the participant of every group must involve in the sample to represent each character.
Hence, the correct answer is :
(A) randomly selected elements within each of the strata form the sample.
I believe there are 16 oz in a pound. So since there are 2 pounds, multiply 16 by 2. Then add the extra 8 ounces. This will give you a total of 40 ounces.
Hello there. I did one part of your question.
4x + 2y + z = 8
<span><span>−<span>4x</span></span>−<span>2y</span></span>+<span>8</span>
The slope is the change in Y over the change inX: Using the two points given: (3,9) and (1,3)
The slope is (9-3) / (3-1)
Slope = 6 / 2
Slope = 3
The answer is A.
