Respuesta :

Using statistical concepts, it is found that as the degrees of freedom increase, the t distribution approaches the z-distribution.

When should the t-distribution and the z-distribution be used?

  • If we have the standard deviation for the sample, the t-distribution should be used.
  • If we have the standard deviation for the population, the z-distribution should be used.

For large sample sizes, that is, a large number of degrees of freedom in the t-distribution, the t distribution approaches the z-distribution.

More can be learned about the t-distribution at https://brainly.com/question/16162795

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