Test H₀: p = 0.5 with n = 400.
What is SE₀?
- A
0.0500
- B
0.0125
- C
0.0006
- Dcheck_circle
0.025
Explanation
SE₀ = sqrt(0.5·0.5/400) = sqrt(0.000625) = 0.025.
Setting Up a Test for a Population Proportion
AP Statistics· difficulty 2/5
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