Question: Below is a hypothesis test set up by a student who recently took introductory statistics: H 0 :x= 5 H A :x 5 The sample

Below is a hypothesis test set up by a student who recently took introductory statistics: H0:x= 5

HA:x 5

The sample mean of 100 cases used to implement the hypothesis test isx= 4.2. Which of the following statements are accurate?

  1. This is a one-sided hypothesis test.
  2. There is an error in how these hypotheses were constructed.
  3. It would be reasonable to swap "<" for "" in the alternative hypothesis.
  • i only
  • ii only
  • iii only
  • i and ii
  • i and iii
  • ii and iii

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