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Write the null and alternative hypotheses

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Write the null and alternative hypotheses for the following example. Determine if the example is a case of a two-tailed, a left-tailed, or a right-tailed test.

To test if the mean length of experience of airport security guards is different from 3 years.

  • H0: μ=3 years, H1: μ>3 years, right-tailed test
  • ≤H0: μ≤3 years, H1: μ>3 years, two-tailed test
  • ≠H0: μ≠3 years, H1: μ=3 years, right-tailed test
  • H0: μ=3 years, H1: μ<3 years, left-tailed test
  • H0: μ=3 years, ≠H1: μ≠3 years, two-tailed test

Reference no: EM131235907

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