Samples and Margin of Error

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+1
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15 questions
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1.
FLASHCARD QUESTION
Front
What does SRS stand for?
Back
Simple Random Sample
Tags
CCSS.HSS.IC.B.3
2.
FLASHCARD QUESTION
Front
What is the margin of error?
Back
The margin of error is a measure of the uncertainty in survey results, indicating the range within which the true population parameter is expected to fall.
Tags
CCSS.HSS.IC.B.4
3.
FLASHCARD QUESTION
Front
How do you calculate the confidence interval using margin of error?
Back
Confidence Interval = Sample Proportion ± Margin of Error.
Tags
CCSS.HSS.IC.B.4
4.
FLASHCARD QUESTION
Front
What is a population in statistics?
Back
A population is the entire group of individuals or instances about whom we hope to learn.
Tags
CCSS.7.SP.A.1
CCSS.HSS.IC.A.1
5.
FLASHCARD QUESTION
Front
What is a sample in statistics?
Back
A sample is a subset of the population selected for analysis.
Tags
CCSS.7.SP.A.1
CCSS.HSS.IC.A.1
6.
FLASHCARD QUESTION
Front
How do we reduce variability in survey results?
Back
Increase sample size.
7.
FLASHCARD QUESTION
Front
What is the purpose of random sampling?
Back
To ensure that every individual has an equal chance of being selected, which helps to eliminate bias.
Tags
CCSS.HSS.IC.B.3
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