What is bias

Flashcard
•
Science
•
6th - 8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is bias?
Back
Bias is a tendency to favor one thing over another, often in a way that is considered unfair.
2.
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.
3.
FLASHCARD QUESTION
Front
Why is random selection important in surveys?
Back
Random selection helps ensure that every member of a population has an equal chance of being chosen, reducing bias.
4.
FLASHCARD QUESTION
Front
What is the difference between a population and a sample?
Back
A population includes all members of a specified group, while a sample is a smaller group selected from the population.
5.
FLASHCARD QUESTION
Front
What is survey bias?
Back
Survey bias occurs when the method of collecting data leads to results that are not representative of the population.
6.
FLASHCARD QUESTION
Front
What is the purpose of conducting a survey?
Back
The purpose of conducting a survey is to gather information or opinions from a group of people.
7.
FLASHCARD QUESTION
Front
What does it mean to stratify a sample?
Back
Stratifying a sample means dividing the population into subgroups and then taking a sample from each subgroup.
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