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Decision Making With Hypothesis Testing Quiz 1 (25 MCQs)

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1. A Type II error is the error of
2. What separates the critical region from the noncritical region?
3. A hypothesis that states that there is no difference between two parameters
4. It is the statistical method used in making decisions using experimental data.
5. Using a left-tailed test, which of the following value of z will not fall in the rejection region where the critical value is-1.638?
6. A statement about a population parameter
7. The maximum probability of a Type I error that the decision maker will tolerate is called
8. What term is being used to describe a proposed explanation, assertion, or assumption about a population parameter or about the distribution of a random variable?
9. Which of the following would be an appropriate null hypothesis?
10. By taking a level of significance of 5% it is the same as saying
11. What hypothesis states equality or no difference, or no relationship/effect?
12. A value from the normal distribution table that separates the shaded and unshaded region
13. Occurs if the null hypothesis is not rejected when it is actually false
14. The following are methods used to test hypotheses except:
15. What do you mean by Confidence Level is 95 %
16. $ H_0:\ \mu=k\ \ \ \ H_a:\ \ \mu\ne k$ What is the appropriate hypothesis test used for this?
17. It is a proposed explanation, assertion, or assumption about a population parameter or about the distribution of a random variable.
18. It is a statement that describes that there is no difference between a parameter and a specific value.
19. It is a statistical method applied in making decisions using experimental data. Hypothesis testing is basically testing an assumption that we make about a population.
20. A result was said to be significant at the 5% level. This means:
21. What do you call the decision making process for evaluating claims about a population based on the characteristics of a sample purportedly coming out from the population?
22. Hypothesis Testing is done for which kind of research study
23. Which value separates the critical region from the noncritical region in a normal curve when testing the hypothesis?
24. Occurs if the null hypothesis is rejected when it is actually true
25. Which of the following must be used as the significance level if we want a lower possibility of correct decision?
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