Lesson 4.2 - Sampling Methods and bias

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•
Mathematics
•
9th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a sampling method?
Back
A sampling method is a technique used to select individuals or items from a larger population to gather data or make inferences about that population.
2.
FLASHCARD QUESTION
Front
Define Simple Random Sampling.
Back
Simple Random Sampling is a method where every individual in the population has an equal chance of being selected, often achieved through random selection methods like drawing names from a hat.
3.
FLASHCARD QUESTION
Front
What is Systematic Sampling?
Back
Systematic Sampling involves selecting every nth individual from a list or sequence, ensuring a uniform distribution of samples.
4.
FLASHCARD QUESTION
Front
Explain Convenience Sampling.
Back
Convenience Sampling is a non-probability sampling method where samples are taken from a group that is easily accessible, which may lead to bias.
5.
FLASHCARD QUESTION
Front
What is Voluntary Response Sampling?
Back
Voluntary Response Sampling occurs when individuals choose to participate in a survey or study, often leading to self-selection bias.
6.
FLASHCARD QUESTION
Front
What is the main disadvantage of Convenience Sampling?
Back
The main disadvantage is that it may not accurately represent the entire population, leading to biased results.
7.
FLASHCARD QUESTION
Front
How does Systematic Sampling differ from Simple Random Sampling?
Back
Systematic Sampling selects individuals at regular intervals, while Simple Random Sampling gives each individual an equal chance of selection without a fixed pattern.
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