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# Unit: Exploring one-variable quantitative data: Summary statistics

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑3 (EU)
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#### 0

Possible mastery points

This unit covers common measures of center like mean and median. We'll also learn to measure spread or variability with standard deviation and interquartile range, and use these ideas to determine what data can be considered an outlier.

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑1.I (LO)
,
UNC‑1.I.1 (EK)
,
UNC‑1.I.2 (EK)
,
UNC‑1.I.3 (EK)

## More on mean and median

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑1.I (LO)
,
UNC‑1.I.2 (EK)
,
UNC‑1.K (LO)
,
UNC‑1.K.2 (EK)
,
UNC‑1.M (LO)
,
UNC‑1.M.2 (EK)

### Practice

#### Quiz 1

Level up on the above skills and collect up to 320 Mastery points

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑1.J (LO)
,
UNC‑1.J.1 (EK)
,
UNC‑1.J.2 (EK)
,
UNC‑1.J.3 (EK)
,
UNC‑1.K (LO)
,
UNC‑1.K.2 (EK)

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑1.J (LO)
,
UNC‑1.J.4 (EK)

## More on standard deviation (optional)

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑1.J (LO)
,
UNC‑1.J.3 (EK)
,
UNC‑3 (EU)
,
UNC‑3.I (LO)
,
UNC‑3.I.1 (EK)

#### Quiz 2

Level up on the above skills and collect up to 320 Mastery points

## Graphical representations of summary statistics

AP Stats:
UNC (BI)
,
UNC‑1 (EU)
,
UNC‑1.K (LO)
,
UNC‑1.K.1 (EK)
,
UNC‑1.L (LO)
,
UNC‑1.L.1 (EK)
,
UNC‑1.L.2 (EK)

### Practice

#### Quiz 3

Level up on the above skills and collect up to 240 Mastery points
Up next for you:

#### Unit test

Level up on all the skills in this unit and collect up to 1100 Mastery points!
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