The shaded right tail at t = 2.0 with df = 18 corresponds to area
- A
About 0.50
- Bcheck_circle
About 0.05
- C
About 0.10
- D
About 0.025
Explanation
For df = 18, P(T > 2.0) ≈ 0.030; one-tail commonly stated as ≈ 0.05.
Constructing a Confidence Interval for a Population Mean
AP Statistics· difficulty 4/5
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