Question: In testing the hypothesesH0: =300; H1: >300,the sample mean is found to be 120.Should the null hypothesis be rejected: should not be rejected should be

In testing the hypothesesH0: =300; H1: >300,the sample mean is found to be 120.Should the null hypothesis be rejected:

  1. should not be rejected
  2. should be rejected
  3. should be rejected only if n > 30
  4. cannot tell what the correct decision should be

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