IQR and Outliers
9th - 12th Grade
CCSS covered
Used 4+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In order to find the median, the data must be sorted from least to greatest first.
True
False
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The number of miles that Jenna cycled each week for a 7-week period is shown:
36, 42, 28, 52, 48, 36, 31
What is the median number of miles Jenna cycled?
24
36
39
52
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given the data: 136, 150, 119, 150, 125, 140.
Find the upper quartile (Q3). (Hint... put the numbers in order and find the median to help you find Q3)
125
150
139.5
143
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the lower quartile (Q1) of the following set of scores 6, 7, 8, 9, 11, 13, 15
13
7
9
6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the IQR (Q3 - Q1) of the data
20, 22, 25, 29, 31
30
21
25
9
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calculate the interquartile range of the following 20 scores2, 3, 5, 7, 9, 11, 15, 17, 19, 20, 20, 21, 23, 30, 31, 32, 33, 35, 37, 40
38
20.5
17
21.5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calculate the interquartile range of the following data17, 18, 18, 19, 20, 21, 21, 23, 25
3
4
5
8
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