Two independent samples: n₁ = 50, p̂₁ from p₁ = 0.5; n₂ = 50, p̂₂ from p₂ = 0.5.
What is μ_(p̂₁ − p̂₂)?
- A
0.25
- B
1
- Ccheck_circle
0
- D
0.5
Explanation
Mean of difference = p₁ − p₂ = 0.
Sampling Distributions for Differences in Sample Proportions
AP Statistics· difficulty 3/5
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