
IQR and MAD
Authored by Gary Swint
Mathematics
7th Grade
Used 7+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the first step when calculating the Mean Absolute Deviation?
Find the Mean of the data
Find the Absolute Values of the data
Subtract each data value from the mean
Find the Mean of your Absolute value set
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the the second step when calculating the Mean Absolute Deviation?
Find the mean of the data
Find the Mean of the Absolute Value set
Subtract each data value from the mean, creating a new set of numbers
Find the Absolute Values
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the third step when calculating the Mean Absolute Deviation?
Find the Mean of the data
Find the Absolute Values of the data
Find the mean of your new set of numbers
Subtract each data value from the Mean.
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
First step to finding the IQR
Place the numbers in order and find the median
Look for the middle number of the first half of the data Q1, and the number of second half Q3
Subtract your Q3 - Q1
Subtract the biggest and smallest number
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Second step to finding the IQR
Place the numbers in order and find the median
Look for the middle number of the first half of the data Q1, and the number of second half Q3
Subtract your Q3 - Q1
Subtract the biggest and smallest number
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Third step to finding the IQR
Place the numbers in order and find the median
Look for the middle number of the first half of the data Q1, and the number of second half Q3
Subtract your Q3 - Q1
Subtract the biggest and smallest number
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the median of following test grades:
100 80 70 90 100
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