Finding Outliers
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Finding Outliers
Quiz
•
Mathematics
•
12th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given the 5 number summary, find the upper fence.
171.5
15.5
43.5
7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given the 5 number summary, the maximum is an outlier.
True
False
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given the 5 number summary, the minimum is an outlier.
True
False
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the data below have outliers?
74, 88, 78, 90, 94, 90, 84, 90, 98, 80
Desmos:
1. Row 1: Type the data list into Desmos:
Type L = [ data separated by commas]
2. Row 2: Type: stats(L)
3. Row 3: Type the values for Q3 and Q1 into the formula Q3 - Q1 to find the IQR
4. Row 4: Type the values for Q1 and the IQR into the Left Fence Formula: Q1 - 1.5(IQR) to find the value of the Left Fence. If there are any data values LOWER than the Left Fence, there is an outlier.
5. Row 5: Type the values for Q3 and the IQR into the Right Fence Formula: Q3 + 1.5(IQR) to find the value of the Right Fence. If there are any data values HIGHER than the Right Fence, there is an outlier.
Yes
No
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
List all of the outliers of the data set:
38, 42, 77, 47, 74, 51, 48, 41, 82, 72, 74, 129
Desmos:
1. Row 1: Type the data list into Desmos:
Type L = [ data separated by commas]
2. Row 2: Type: stats(L)
3. Row 3: Type the values for Q3 and Q1 into the formula Q3 - Q1 to find the IQR
4. Row 4: Type the values for Q1 and the IQR into the Left Fence Formula: Q1 - 1.5(IQR) to find the value of the Left Fence. Data values LOWER than the Left Fence are outliers.
5. Row 5: Type the values for Q3 and the IQR into the Right Fence Formula: Q3 + 1.5(IQR) to find the value of the Right Fence. Data values HIGHER than the Right Fence are outliers.
38
38 and 42
82 and 129
129
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify all of the outliers of this data set:
74, 63, 69, 62, 33, 79, 70, 60, 107, 119
Desmos:
1. Row 1: Type the data list into Desmos:
Type L = [ data separated by commas]
2. Row 2: Type: stats(L)
3. Row 3: Type the values for Q3 and Q1 into the formula Q3 - Q1 to find the IQR
4. Row 4: Type the values for Q1 and the IQR into the Left Fence Formula: Q1 - 1.5(IQR) to find the value of the Left Fence. Data values LOWER than the Left Fence are outliers.
5. Row 5: Type the values for Q3 and the IQR into the Right Fence Formula: Q3 + 1.5(IQR) to find the value of the Right Fence. Data values HIGHER than the Right Fence are outliers.
33
33, 119
33, 107, 119
119
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify all of the outliers of this data set:
107, 92, 111, 119, 99, 100, 89, 94, 125, 93
Desmos:
Row 1: Type the data list into Desmos:
Type L = [ data separated by commas]
Row 2: Type: stats(L)
Row 3: Type the values for Q3 and Q1 into the formula Q3 - Q1 to find the IQR
Row 4: Type the values for Q1 and the IQR into the Left Fence Formula: Q1 - 1.5(IQR) to find the value of the Left Fence. Data values LOWER than the Left Fence are outliers.
Row 5: Type the values for Q3 and the IQR into the Right Fence Formula: Q3 + 1.5(IQR) to find the value of the Right Fence. Data values HIGHER than the Right Fence are outliers.
66
89
66 and 89
125
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