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Sampling Distributions for Sample Proportions

AP Statistics· difficulty 4/5

For p = 0.40 and n = 100, SE(p̂) =

  • A

    0.10

  • B

    0.049

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  • C

    0.40

  • D

    0.024

Explanation

√(0.4·0.6/100) = √0.0024 ≈ 0.049.

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