8.02 Data Analysis

8.02 Data Analysis

Assessment

Flashcard

Mathematics

9th Grade

Hard

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a population in data analysis?

Back

The entire group of individuals or instances about whom we hope to learn, e.g., all shoppers in a mall.

2.

FLASHCARD QUESTION

Front

What is a sample in data analysis?

Back

A subset of the population selected for observation and analysis, e.g., the shoppers who were asked their preferences.

3.

FLASHCARD QUESTION

Front

What does it mean for a study to be biased?

Back

A study is biased if it systematically favors certain outcomes over others, leading to inaccurate conclusions.

4.

FLASHCARD QUESTION

Front

What does it mean for a study to be unbiased?

Back

A study is unbiased if it fairly represents the population, allowing for accurate conclusions.

5.

FLASHCARD QUESTION

Front

What is random sampling?

Back

A sampling method where each member of the population has an equal chance of being selected.

6.

FLASHCARD QUESTION

Front

What is convenience sampling?

Back

A sampling method that involves selecting individuals who are easiest to reach, which may lead to bias.

7.

FLASHCARD QUESTION

Front

What is stratified sampling?

Back

A sampling method that involves dividing the population into subgroups and randomly selecting from each subgroup.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?