A student council president wants to learn about the preferred theme for the upcoming spring dance. Which of the following samples are representative of the population? Select all that apply.
All students at her lunch table
Every fifteenth student who enters the school in the morning
All students on her bus
Every ninth student from an alphabetical list of students
All seventh graders

The sample that represents the population is every fifteenth student who enters the school in the morning. Then the correct option is B.

What is decision-making?

The process of making choice is by identifying the correct decision, gathering information, and assessing alternative solutions.

A student council president wants to learn about the preferred theme for the upcoming spring dance.

A. All students at her lunch table.

In this situation, students may or may not be present at the lunch table.

B. Every fifteenth student who enters the school in the morning.

This is the best method to represent the population.

C. All students on her bus.

The student might come by their own vehicle.

D. Every ninth student from an alphabetical list of students.

This method is not suitable to represent the population.

E. All seventh graders.

This method is not suitable to represent the population.

More about the decision-making link is given below.

https://brainly.com/question/3369578