Front

What is a representative sample?

Back

A representative sample is a subset of a population that accurately reflects the characteristics of the larger group.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is a biased sample?

Back

A biased sample is a subset of a population that does not accurately reflect the characteristics of the larger group, leading to skewed results.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

Why is it important to have a representative sample?

Back

A representative sample ensures that the results of a survey or study can be generalized to the larger population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What can cause a sample to be biased?

Back

A sample can be biased due to selection methods, such as only surveying certain groups or individuals who are more likely to respond.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

Example of a biased sample: Asking only friends for opinions.

Back

This is biased because it does not include a diverse range of opinions from the entire population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

Example of a representative sample: Randomly selecting participants from a school.

Back

This is representative because it includes a variety of students from different backgrounds.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is sampling bias?

Back

Sampling bias occurs when certain members of a population are systematically excluded from the sample.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

How can surveys be designed to avoid bias?

Back

Surveys can be designed to avoid bias by using random sampling methods and ensuring questions are neutral.

Front

What is the difference between qualitative and quantitative data?

Back

Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

Front

Why might a survey conducted at a specific time be biased?

Back

A survey conducted at a specific time may be biased if it only captures opinions from those available at that time, missing others.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1