The objective of almost every research study is to: Question 1 options: a) b) c)

Question

The objective of almost every research study is to:

Question 1 options:

a)

b)

c)

d)

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Question 2 (10 points)

Which of these characteristics is true about the alternative hypothesis?

Question 2 options:

a)

b)

c)

d)

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Question 3 (10 points)

Another name for a nondirectional test is a:

Question 3 options:

a)

b)

c)

d)

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Question 4 (10 points)

Question 4 options:

a)

b)

c)

d)

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Question 5 (10 points)

With a two-tailed test, it is easier to generate the _____ first.

Question 5 options:

a)

b)

c)

d)

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Question 6 (10 points)

The null and alternative hypotheses need to be specified for _____ statistical test(s).

Question 6 options:

a)

b)

c)

d)

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Question 7 (10 points)

Another name for significance level is the:

Question 7 options:

a)

b)

c)

d)

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Question 8 (10 points)

A sample mean that would be considered statistically significant would fall in the _____ zone.

Question 8 options:

a)

b)

c)

d)

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Question 9 (10 points)

In the last step of hypothesis testing, the researcher explains in plain language, what the results are and what they mean. In this step, the researcher is employing _____, which is a human skill.

Question 9 options:

a)

b)

c)

d)

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Question 10 (10 points)

In a one-tailed test, the researcher:

Question 10 options:

a)

b)

c)

d)

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a)

support the null hypothesis.

b)

reject the alternative hypothesis.

c)

reject the null hypothesis.

d)

support the alternative hypothesis.

Explanation / Answer

Question 1 : Reject the null hypothesis . Option C is correct as each research needs to reject the conventional null hypothesis.

Question 2 : Alternative hypothesis is always exclusive of the null hypothesis as Option D is correct.

Questions 3  Another name for a non directional test is a Two tailed test (option A is correct).

Question 4 The sample mean is not significantly different from the population mean. as it is not in outlier area.

Option D is correct.

Question 5 With a two-tailed test, it is easier to generate the null hypothesis first.

Question 6 The null and alternative hypotheses need to be specified for every statistical test(s).

Question 7 Another name for significance level is the alpha level.

Question 8 A sample mean that would be considered statistically significant would fall in the rare zone

Question 9 In the last step of hypothesis testing, the researcher explains in plain language, what the results are and what they mean. In this step, the researcher is employing interpretation, which is a human skill.

Question 10 In a one-tailed test, the researcher

decides ahead of time whether the explanatory variable will have a positive or negative influence on the outcome variable. option C is correct.

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