Multiple choice

Consider the following distributions:

  1. Z-distribution
  2. t-distribution
  3. binomial distribution
  4. F- distribution Which among the above are not sampling distributions?

  1. only 1

  2. only 3

  3. both 1 and 3

  4. both1 and 4
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Z, t, and F distributions are sampling distributions - they describe the distribution of sample statistics. The binomial distribution is a probability distribution that models the number of successes in a fixed number of independent Bernoulli trials. It is a theoretical probability distribution, not derived from repeated sampling, making it the only non-sampling distribution listed.

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