Stats Z-score
Quiz
•
Mathematics
•
11th Grade - University
•
Practice Problem
•
Medium
+2
Standards-aligned
Jay Stevens
Used 21+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the Z-score.
Mean = 22
Standard Deviation: 3.1
x = 29
2.26
16.45
-2.26
1.26
Tags
CCSS.HSS.ID.A.4
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the Z-score.
Mean = 21
Standard Deviation: 1.3
x = 22
0.77
5.33
1.07
1.26
Tags
CCSS.HSS.ID.A.4
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the mean
Z-score = -0.4
Standard Deviation: 7
x = 20
22.8
17.2
22.04
32.5
Tags
CCSS.HSS.ID.A.4
CCSS.HSS.MD.A.2
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the value of x.
Z-score = -2.2
mean = 25
Standard Deviation: 7
9.6
-36
5.2
23.46
Tags
CCSS.HSA.CED.A.4
CCSS.HSA.REI.B.3
CCSS.HSS.ID.A.4
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the mean.
Z-score = -1.25
Standard Deviation: 4
x = 11
16
6
18
21
Tags
CCSS.HSS.ID.A.4
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the mean.
Z-score = -1.4
Standard Deviation: 7
x = 20
29.8
10.2
-21
35
Tags
CCSS.HSS.ID.A.4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The sign of the z-score indicates whether the location is above(positive) or below(negative) the mean.
True
False
Tags
CCSS.HSS.ID.A.4
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