STAT 110 UNIT 2 VARIABLES

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12 Terms

1
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x (line on top)

Sample Mean

2
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xi or x

Individual Data Value

3
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n

Sample Size

4
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s2

Sample Variance

5
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s

Sample Standard Deviation

6
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Q1

First Quartile

7
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Q3

Third Quartile

8
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(backwards) y

Population Mean

9
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o (with top line)

Population standard deviation

10
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z

Z Score

11
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k

Number of Standard Deviations

12
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(weird) E

Sum of Values