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The Central Limit Theorem

AP Statistics· difficulty 2/5

CLT rule of thumb n ≥ 30

A common rule of thumb says the CLT applies when which condition holds for a moderately skewed population?

  • A

    n ≥ 30.

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  • B

    n ≥ 100.

  • C

    Only when σ is known.

  • D

    n ≥ 5.

Explanation

For moderately skewed populations, n ≥ 30 typically suffices.

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