AP Statisticsmediummcq1 pt
For a proportion with p = 0.5 and n = 100, the standard error of p-hat is
A.0.05
B.0.5
C.0.25
D.0.025
Explanation
Core Concept
Root of (0.5)(0.5)/100 equals 0.05.
Correct Answer
A0.05
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