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MMLU-Pro / 7910 / Given that the sample has a standard deviation of zero, which of the following…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Given that the sample has a standard deviation of zero, which of the following is a true statement?

category

math

options

  1. The population mean is also zero.
  2. The sample mean and sample mode are not equal.
  3. The sample size must be very small.
  4. All data points in the sample are outliers.
  5. The sample may have outliers.
  6. The sample has a skewed distribution.
  7. The standard deviation of the population is also zero.
  8. The population has a symmetric distribution.
  9. The sample mean and sample median are equal.

src

ori_mmlu-high_school_statistics

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