
IM Unit 1 Lesson 14 - Outliers
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an outlier in a data set?
Back
An outlier is a data point that differs significantly from other observations in a data set. It can be much higher or lower than the rest of the data.
2.
FLASHCARD QUESTION
Front
How do you calculate the Interquartile Range (IQR)?
Back
IQR is calculated as Q3 - Q1, where Q3 is the third quartile and Q1 is the first quartile.
Tags
CCSS.6.SP.B.5C
3.
FLASHCARD QUESTION
Front
What does Q1 represent in a data set?
Back
Q1, or the first quartile, represents the value below which 25% of the data falls.
Tags
CCSS.6.SP.B.5C
4.
FLASHCARD QUESTION
Front
What does Q3 represent in a data set?
Back
Q3, or the third quartile, represents the value below which 75% of the data falls.
Tags
CCSS.6.SP.B.5C
5.
FLASHCARD QUESTION
Front
What is the formula to find the lower limit for outliers using IQR?
Back
The lower limit is calculated using the formula: Q1 - 1.5(IQR).
6.
FLASHCARD QUESTION
Front
What is the formula to find the upper limit for outliers using IQR?
Back
The upper limit is calculated using the formula: Q3 + 1.5(IQR).
7.
FLASHCARD QUESTION
Front
If a data point is below the lower limit, what is it considered?
Back
It is considered an outlier.
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