Population v Sample

The entire group studied.

• sample
• population

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

The part of the population being studied

• population
• sample
• random

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A survey company was trying to see if people in a state thought the pollution was too high. Which choice BEST represents the population to be surveyed?

• A selection of people from each neighborhood in the state.

• A selection of people who live in small towns.

• Every person in the state.

• A selection of people who live in dirty neighborhoods.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A school principal wants to see which subject the 695 students in his school liked best. Which choice BEST represents a representative sample?

• The girls in the school.

• 1 classroom for each grade

• All the students in the school.

• The students making a B in math.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Population or Sample?

A quality control engineer is curious about the thickness of paint on a car at her factory. She randomly selects 30 points on the car and measures the paint thickness at each of those points.

• Population

• Sample

Tags

CCSS.HSS.IC.B.3

What would be the population in this example?
Surveyors in a mall choose shoppers to ask about products they prefer.

• the surveyors
• all shoppers in the mall
• the shoppers who were asked their preferences

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What would be the sample in this example?
Surveyors in a mall choose shoppers to ask about products they prefer.

• the surveyors
• all shoppers in the mall
• the shoppers who were asked their preferences

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A gaming website wanted to find out which console its visitors owned.
Which choice best represents the population?

• Visitors to the 3DS section.
• All of the website visitors.
• Visitors to the PS4 section.
• Visitors who are on the website for more than 5 minutes.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1