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Hmems80 - semester 1 assignment 2 - 2022 (A+ guarantee)
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HMEMS80 - semester 1, assisgnment 2 - 2-22 A+ Guarantee
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2022 – Assignment 2Hmems80 – Research Methodology
1. Type II error is associated with the ______ null hypothesis.
1. acceptance of a false
2. rejection of a true
3. acceptance of a true
4. rejection of a false
2. A colleague of yours was contracted by a company to conduct a climate study in their
organisation. After obtaining the results, the CEO asks her for individual participants' results.
She approaches you and asks how to handle the situation. She is not sure which type of ethical
breach this would be, if any. Indicate which/if any ethical breach could occur if she discloses
the_ _ to the CEO.
1. Protection from harm.
2. Maintenance of privacy.
3. No ethical breach possible.
4. Coercion.
Use the following problem to answer the following questions 3 and 4:
You want to determine whether there is a statistically significant difference between the
performance of students who have access to myUnisa at home and those students who only have
access to myUnisa at work.
3. Which one of the following analysis methods will be most appropriate for the study?
1. t-Test for dependent groups.
2. Regression analysis.
3. t-Test for independent groups.
4. Central tendency calculations.
4. Which one of the following is the independent variable?
1. Not enough information provided to differentiate between the variables.
2. Performance.
3. Students.
4. Access to myUnisa.
5. Quota sampling is an example of ______ sampling.
1. probability
2. simple random
3. nonprobability
4. cluster
6. Which one of the following can be seen as an open-ended question?
1. How will you ensure improvement for your next assignment?
2. How many assignments did you submit?
3. What question did you get incorrectly?
4. Did you complete the checklist for the assignment?
, 7. The most common type of probability sampling is ______ sampling.
1. cluster
2. systematic
3. stratified
4. simple random
8. Which one of the following is NOT one of the main functions of a focus group?
1. Gather information
2. Generate insight
3. Determine how group members reach decisions
4. Discourage group interaction
9. Test-retest reliability examines ______.
1. consistency across raters
2. consistency over time
3. consistency between forms
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