Save Question 6 (2 points) What can we conclude when the absolute value of a z-s

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Save Question 6 (2 points) What can we conclude when the absolute value of a z-score for a sample mean is larger than the critical value? O The random selection procedure was conducted improperly. The sample mean is reasonably likely to have come from the given population by random sampling. The sample mean represents the particular raw score population on which the sampling distribution is based. o o The sample mean does not represent the particular raw score population on which the sampling distribution is based Save ppt 11 Chapter 9 Heiman ppt ^ Show all

Explanation / Answer

Question 6

Here as the absolute value of test statistic z is greater than the critical value than we can conclude that "The sample mean doesnt represents the particular raw population on which sampling distribution is based."

Option D is correct.

Question 7

Yes, that is called type I error as there is error probability that even z score in under rejection region, there is still the probability that decision may be wrong/

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