Mr. Balboa gives a survey to a sample of students at Wilson Middle School.
Select all the questions that Mr. Balboa can ask that will generate numerical data with variation.
How many letters are in the English alphabet?
What is the total number of fluid ounces in one gallon?
How many classrooms does Wilson Middle School have?
What is the greatest number of pencils a student at Wilson Middle School has?
4
What is the average number of books read by each of Ms. Garcia's classes over the summer?