Z Score and Percentile
Assessment
•
Paige Wood
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Mathematics
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9th - 12th Grade
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233 plays
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Medium
Student preview
10 questions
Show all answers
1.
MULTIPLE CHOICE
5 mins • 1 pt
2.
MULTIPLE CHOICE
5 mins • 1 pt
Find the Z-score.
Mean = 22
Standard Deviation: 3.1
x = 29
3.
MULTIPLE CHOICE
5 mins • 1 pt
Find the mean.
Z-score = -1.4
Standard Deviation: 7
x = 20
4.
MULTIPLE CHOICE
1 min • 1 pt
Find the z-score value corresponding if the location is below the mean by 2 standard deviations
5.
MULTIPLE CHOICE
30 sec • 1 pt
6.
MULTIPLE CHOICE
30 sec • 1 pt
If I tell you that you scored at the 55th percentile on your final exam, you would know:
7.
MULTIPLE CHOICE
15 mins • 1 pt
Which of the following is a formula that describes calculating a z-score?
8.
MULTIPLE CHOICE
2 mins • 1 pt
9.
MULTIPLE CHOICE
30 sec • 1 pt
What percentile is 74 in the following group of data (must be in order)?35, 65, 68, 100, 23, 69, 74, 70, 61, 90, 85, 55
10.
MULTIPLE CHOICE
30 sec • 1 pt
Using this data: 70, 96, 74, 87, 89, 82, 80, 90, 81, 91, 95, 68.
find the mean. (Round to the nearest hundredth)
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