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What are the limitations of the null hypothesis?

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  • Explain which type of error, type 1 or type 2, could be made in each of the following cases. Just pick A, B C or D. For example for (I) Pick one of the four options (A B C or D). For (II) Pick one of the four options (A B C or D) for (III) Pick one of the four options (A B C or D), for (IV) Pick one of the four options (A B C or D). Total of four answers. (I) The null hypothesis is true. A) It would happen if the null hypothesis is rejected B) It would happen if the null hypothesis is true C) It would happen if the null hypothesis is not rejected D) It would happen if the alternative hypothesis is true (II) The alternative hypothesis is true. A) It would happen if the null hypothesis is rejected B) It would happen if the null hypothesis is true C) It would happen if the null hypothesis is not rejected D) It would happen if the alternative hypothesis is true (III) The null hypothesis is not rejected. A) It would happen if the null hypothesis is rejected B) It would happen if the null hypothesis is true C) It would happen if the null hypothesis is not rejected D) It would happen if the alternative hypothesis is true (IV) The null hypothesis is rejected. A) It would happen if the null hypothesis is rejected B) It would happen if the null hypothesis is true C) It would happen if the null hypothesis is not rejected D) It would happen if the alternative hypothesis is true

  • Answer:

    1) A) It would happen if the null hypothesis is rejected --- (type I error) 2) C) It would happen if the null hypothesis is not rejected --- (type II error) 3) D) It would happen if the alternative hypothesis is true --- (type II error) 4) B) It would happen if the null hypothesis is true --- (type I error)

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1) A) It would happen if the null hypothesis is rejected --- (type I error) 2) C) It would happen if the null hypothesis is not rejected --- (type II error) 3) D) It would happen if the alternative hypothesis is true --- (type II error) 4) B) It would happen if the null hypothesis is true --- (type I error)

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