Exit CLSSBB Certified Lean Six Sigma Black Belt (LSSBB)
Question 4 of 5
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Q4 Single choice

Samples of size n=36 are randomly selected from a population with mean = 125 and variance 12. Find the variance of the distribution of sample means.

  • A

    .333

  • B

    .577

  • C

    2

  • D

    3.464

  • E

    12

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