SOLVED

10-21) When investigators seek to have IRB approval, they submit to the committee a proposal that describes the proposed study’s a. purpose. b. methods. c. expected results. d. all of the above 10-22) Dr. Lewis has just received IRB approval for her study and now she is ready to test her research procedures and finalize plans for collecting and analyzing the data. It appears that Dr. Lewis is in the __________ phase of her research. a. statistical analysis b. consolidation. c. debriefing d. literature review 10-23) Dr. Ramirez has just received IRB approval for his study and now he is ready to start planning how he will recruit subjects from his colleagues’ psychology courses. It appears that Dr. Ramirez is in the __________ phase of his research. a. statistical analysis b. consolidation. c. debriefing d. literature review 10-24) James is starting his research project and he is having several subjects participate in a trial run of the study to make sure the manipulations run smoothly. He will not save the data from these initial subjects. It appears that James is engaged in the __________ phase of his study. a. debriefing b. IRB approval c. counterbalancing d. pilot study 10-25) Ruth is conducting an independent research project where she notes that her dependent variable is measured on an interval scale, and the independent variable contains three different groups. She specifies that she will adopt an alpha-level of .05 when conducting the ANOVA. It appears that Ruth is in the __________ phase of her research project. a. debriefing b. IRB approval c. counterbalancing d. planning the data analysis 10-26) In planning to do a factorial experiment, researchers should plan ahead accordingly and specify hypotheses for all __________ and __________. a. main effects; interactions b. correlations; descriptive values c. confounds; extraneous variables d. subjects; experimenters 10-27) A __________ is a trial run of the entire research procedure with participants who will not be included in the actual study. a. control group b. quasi-experiment c. debriefing d. pilot study 10-28) Paula is carrying out a pilot study in the area of cognition and memory. To see if her independent variable produces the intended effect, Paula should include a a. correlation coefficient. b. manipulation check. c. confound. d. carryover effect. 10-29) If a researcher knows that she will be doing many statistical tests (e.g., correlation coefficients or t tests) in a single study, she should apply the __________ to help reduce the risk of committing a Type I error. a. Bonferroni adjustment b. Pearson correlation coefficient c. manipulation check d. extraneous variable 10-30) If a researcher is analyzing nominal or ordinal data, the researcher would use a __________ analysis and would calculate __________. a. nonparametric; means and standard deviations b. parametric; means and standard deviations c. nonparametric; frequency counts and percentages d. parametric; frequency counts and percentages