Sample or Census

This sample consists of the entire population

• convenience

• census

• cluster

• simple

When one examines the entire population instead of a subgroup of the population, this is called a ____________.

• Sampling

• Census

• Bias

True or False: all samples lead to a good prediction about an entire population.

• True

• False

Sra. Garces wants to find the average height of all her students in her classes. She decides to use the first 5 people who walk in the door. Is this a good representative sample?

• Yes

• No

The sample represents the population.

Choose the answer that says "Representative Sample"

• Random Sample

• Biased Sample

• Representative Sample

Alice collected data from every person in her neighborhood to determine the average age of people living in her neighborhood. This is an example of a…

• Simple Random Sample (SRS)

• 1. Census

• Cluster Random Sample

• Stratified Random Sample

What type of sampling is this? A journalist asks his family how they feel about water pollution.

• Random sample

• Convenience sample

• Stratified Random sample

• Census

Estimate the number of students in your school who play video games more than 10 hours per week.

• Census

• Sample Survey

• Experiment

• Observational Study

A random selection of people are called every morning for a week to determine if television shows are too violent. 

• Census

• Sample Survey

• Experiment

• Observational Study

A set of observations that constitute PART of the population.

• Statistic

• Census

• Population

• Sample