One-sample t inference uses df =
- A
n
- B
n + 1
- Ccheck_circle
n − 1
- D
n − 2
Explanation
Lose one df from estimating x̄.
AP Statistics· difficulty 3/5
One-sample t inference uses df =
n
n + 1
n − 1
n − 2
Explanation
Lose one df from estimating x̄.
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