Measures of Variability Test(2B)

Quiz
•
Mathematics
•
11th - 12th Grade
•
Medium
+4
Standards-aligned
Elizabeth Borres
Used 10+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tags
CCSS.4.MD.B.4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first quartile?
4
5
6
7
Tags
CCSS.6.SP.A.2
CCSS.6.SP.A.3
CCSS.6.SP.B.5
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tags
CCSS.6.SP.B.5C
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The table shows the points earned by contestants in a competition. Find the range and the interquartile range of the points.
Range: 15; IQR: 13
Range: 15; IQR: 12
Range: 15; IQR: 11
Range: 15; IQR: 10
Tags
CCSS.6.SP.A.2
CCSS.6.SP.A.3
CCSS.6.SP.B.5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
For a population of five university students with GPAs of 2.5, 2.3, 1.7, 1.4, and 1.1, find the population standard deviation.
0.53
0.41
0.35
0.22
Tags
CCSS.HSS.ID.A.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If test scores for a class are: 100, 100, 90, 90, 80, 80, 70, 70, 60, and 60, what are the mean and sample standard deviation?
mean = 80, stdev = 14.9
mean = 70, stdev = 14.9
mean = 80, stdev = 13.9
mean = 80, stdev = 12.9
mean = 85, stdev = 14.9
Tags
CCSS.HSS.MD.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A fitness instructor tested the arm strength of members of a fitness class to compare their scores to the national average. The test rated members on a scale from 1, the weakest, to 10, the strongest. The scores of 9 members are shown in the data set below.
4, 6, 6, 7, 7, 8, 8, 8, 9
The Mean Absolute Deviation (MAD) value of the data set is about 1.1. Tyler says that the lower the MAD value, the greater the variability. Is Tyler correct?
Yes
No
Tags
CCSS.6.SP.B.5C
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