Respuesta :
Answer: B. Every 10th students that enters the cafeteria
Explanation:
B is a random sample, while A, C, and D are biased.
Explanation:
B is a random sample, while A, C, and D are biased.
The only random sample here is Option B: Every 10th students that enters the cafeteria.
What is a random sample?
"Random sampling is a part of the sampling technique in which each sample has an equal probability of being chosen."
In the given options:
Option A: Students of basketball team.
This is not a random sample. It is completely biased.
Option B: Every 10th students that enters the cafeteria.
This is a random sample.
Option C: The first 20 seniors at the library.
This is not a random sample. It is somehow biased.
Option D: Students on the cheerleading squad.
This is not a random sample. It is completely biased.
Learn more about a random sample here: https://brainly.com/question/12719656
#SPJ2