Question 1

Refer to the research article you used in Question 1. Discuss the usage of the four dimensions to determine overall importance of results in the article. Were all the four dimensions satisfied in the study? Explain your answer.

Accepted Answer

The answer of Refer to the research article you used...

Question 2

In inferential statistics, the researcher would like the p value to be as large as possible.

Accepted Answer

A) True 
 B)False

Question 3

What criteria is used to assess the practical importance of a research result?

Accepted Answer

A)  confidence limits 
B)  mechanism 
C)  effect size 
D)  p value

Question 4

What does a p value measure?

Accepted Answer

A)  probability of wrongly concluding the true parameter is 0 
B)  the significance level of a research test 
C)  probability of the alternative hypothesis being true 
D)  the correlation between two levels

Question 5

Which of the following cannot be confirmed by a statistical significance test?

Accepted Answer

A)  accept the null hypothesis 
B)  cause and effect relationship 
C)  population parameter is nonzero 
D)  reject the alternative hypothesis

Question 6

Depending on whether the study is cross-sectional, prospective, or retrospective, what factor should be kept in mind for the task of collecting data?

Accepted Answer

A)  number of independent variables 
B)  appropriate temporal design 
C)  statistical methods to be used 
D)  units of the variables in the study

Question 7

The R2 value of association between dependent variable A and independent variable B was found to be 0.61, with a p value of .0001 at the 95% confidence level. It can be concluded that variable B has a causal effect on variable

Accepted Answer

A) True 
 B)False

Question 8

With the help of an example, explain what is nonspuriousness of an association between two variables.

Accepted Answer

The answer of With the help of an example, explain...

Exam 15: The Role of Research Methods in Making Sense of Numbers