''Decreased'' means subtract and ''times'' means multiplication so the algebraic expression should be 15 - 2 * p.
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.
Answer:maybe
Step-by-step explanation:
took it
125°
Supplementary says that the combination of the angles is equal to 180°.
180-55
