PSYCH 610 Week 7 Individual Assignment Homework Exercise
This paperwork of PSYCH 610 Week 7 Individual Assignment Homework Exercise consists of:
1. Define inferential statistics and how researchers use inferential statistics to draw conclusions from sample data.
2. Define probability and discuss how it relates to the concept of statistical significance.
3. A researcher is studying the effects of yoga on depression. Participants are randomly assigned to one of two groups: yoga and medication (experimental group); or support group and medication (control group). What is the null hypothesis? What is the research hypothesis?
4. In the scenario described in the previous question, the researcher implements two programs simultaneously: a 6-week yoga program coupled with medication management and a 6-week support group program coupled with medication management. At the end of the 6 weeks, participants complete a questionnaire measuring depression. The researcher compares the mean score of the experimental group with the mean score of the control group. What statistical test would be most appropriate for this purpose and why? What is the role of probability in this statistical test?
5. In the scenario described in the previous questions, the researcher predicted that participants in the experimental group
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