Data and Statistical Questions

Josh conducted a survey for a cellphone company about how many teenagers carry cellphones.  He asked the students at his middle school.  What is the population?

• cell phone company

• students in middle school

• managers

• teenagers

Josh conducted a survey for a cellphone company about how many teenagers carry cellphones.  He asked the students at his middle school.  What is the sample?

• cell phone company

• students at middle school

• managers

• teenagers

Determine whether the data collected in each survey represent a census or a sample.  Ms. Carey concludes that 85% of the students in the school have at least one pet after she conducts a survey of the students in her class.

• census

• sample

Determine whether the data collected in each survey represent a census or a sample.  Paul reports that one out of every five boys on the boys’ varsity basketball team can dunk a basketball after he conducts a survey of the boys on the team.

• census

• sample

Determine whether the data collected in each survey represent a census or a sample.  After examining eight cartons of eggs at a local supermarket, Sheila concludes that one out of every 12 eggs packaged in the U.S. is cracked.

• census

• sample

Determine whether the data collected in each survey represent a census or a sample. Jorge surveys each of the teachers in his school. He concludes that 64% of the teachers in his school enjoy reading as a hobby.

• census

• sample

Determine whether the data collected in each survey represent a census or a sample. Chris surveys each of the students in his seventh grade class. He concludes that 50% of all seventh graders have at least one sibling.

• census

• sample

Determine if each given sample is random or not random. Rashid chooses each player on the soccer team whose last name starts with a vowel to participate in a survey about team sports.

• Random

• Not Random

Determine if each given sample is random or not random.  Mr. Tamez chooses the first seven students to raise their hands in his math class to participate in a survey.

• Random

• Not Random

Determine if each given sample is random or not random. Ms. Patel, the chess team captain, writes the names of each of the twelve team members on separate slips of paper. She places the slips in a box, shakes it, and selects five slips with her eyes closed. The five members whose names are chosen will complete a survey about the chess team.

• Random

• Not Random