Choose a correct answer for each of the following questions. 18. A type of null

Question

Choose a correct answer for each of the following questions.

18. A type of null hypothesis is a hypothesis:

a) experimental that does not imply empirical evidence

B) statistic if there are differences of various sizes between the effects of different treatments

C) experimental that has been declared incompatible with the Empirical data

D) statistics indicating that there are no differences between the effects of treatments

19. The purpose of the inferential statistic is the following to:

a) describe the results of a study

B) check if the results support the hypothesis of the investigation

C) allow inferences of sample results to a population

D) verify the accuracy of the descriptive statistic

20. A basic assumption of all inferential statistics is as follows:

a) the sample (s) must be selected at random

B) The measurements must be on a interval scale

C) sample size must be greater than 30

D) The null hypothesis is true

22. If p <. 01, a researcher:

a) accepts the null hypothesis

B) rejects the null hypothesis

C) rejects the research hypothesis

D) None of the previous

23. If p < 0.10, the Investigator will be:

A) incorrect in rejecting the null hypothesis of 10 times in 100

B) incorrect in accepting the null hypothesis of 10 times in 100

C) correct in rejecting the null hypothesis of 10 times in 100

D) correct to accept the null hypothesis of 10 times in 100

Explanation / Answer

SOLUTION : 18) A type of null hypothesis is a hypothesis: D) statistics indicating that there are no differences between the effects of treatments .

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