Unit 3 Review - Data Gathering

Unit 3 Review - Data Gathering

Assessment

Flashcard

Mathematics

7th - 12th Grade

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a representative sample?

Back

A representative sample is a subset of a population that accurately reflects the members of the entire population.

2.

FLASHCARD QUESTION

Front

What is stratified sampling?

Back

Stratified sampling is a method of sampling that involves dividing a population into subgroups (strata) and then taking a random sample from each stratum.

3.

FLASHCARD QUESTION

Front

What is cluster sampling?

Back

Cluster sampling is a sampling technique where the population is divided into clusters, and entire clusters are randomly selected.

4.

FLASHCARD QUESTION

Front

What is simple random sampling?

Back

Simple random sampling is a sampling method where every member of the population has an equal chance of being selected.

5.

FLASHCARD QUESTION

Front

What is systematic sampling?

Back

Systematic sampling is a method where you select every nth member of the population after a random starting point.

6.

FLASHCARD QUESTION

Front

What is the purpose of a double-blind experiment?

Back

The purpose of a double-blind experiment is to eliminate bias by ensuring that neither the participants nor the researchers know who is receiving the treatment.

7.

FLASHCARD QUESTION

Front

What is bias in sampling?

Back

Bias in sampling occurs when certain members of the population are more likely to be selected than others, leading to an unrepresentative sample.

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