Psy 203 EXAM 2 QUESTIONS & ANSWERS SOLVED 100% CORRECT!

There are two lines at the post office. You assume that people are mailing packages are in the first line and and that people mailing envelopes are in the second line. Your alternative hypothesis is that older people are in the first line and the younger people are in the second line. The next person who walks into the post office is a young person with a package. She stand in the first line what just happened? - Answer-Strong inference Generalization can occur across which of the following? - Answer-Time, conditions, behavior, and settings Which is an independent variable? - Answer-Instructional What do we establish when we teach people with disabilities how to set up a bank account in a classroom and they are able to successfully open a bank account at purdue federal credit union? - Answer-External validity What is the main difference between non experimental and experimental research strategies? - AnswerNo variable is manipulated, variable is manipulated An acquaintance of yours is ranting on twitter. Ten people tweeted him links to articles on credible websites that do not support his position. Two people tweeted him links to articles from disreputable news sources that support his position. A week later he only remembers the 2 articles that were consistent with his views, what us this phenomenon? - Answer-Conformation bias How can we reduce experimenter bias? - Answer-Use protocols Under what condition wicked we use deception? - Answer-Participant bias In order to completely counterbalance 4 conditions, a, b,c, and d how many participants will you need? - Answer-24An industrial/organizational psychologist followed 50 immigrants in the medical field for 10 years to see how their job satisfaction and employment opportunities compared to those of their native peers. What kind of experimental design did the psychologist use? - Answer-Longitudinal study On what basis do universities justify subject pools? - Answer-Educational experiences for students If you correctly selected a two way anova for your study with two independent variables what kind of validity is this? - Answer-Statistical conclusion validity Why do we use random assignment? - Answer-To balance confounds related to participants characteristics In a carnival game, there are plastic ducks with green and yellow heads and numbers on the bottom. Those with green heads have even numbers. You aren't so sure the rule is correct, so which two ducks should you turn over? - Answer-One with the odd number and one with a green head How can we enhance treatment integrity? - Answer-Simplify, standardize and automate treatment variable How many levels do you need in order to have a true experiment? - Answer-2 What population was studied in the longest running repeated measures design in the history of psychology - Answer-Gifted children What source of variation are we most interested in with an ANOVA to see if our manipulation was the source of different DV - Answer-Between treatments Studying prospective memory in the lab involves clicking on stimuli of pressing a button on a keyboard instead of something that we do everyday like prepared to stop at a red light. What do we call this deliberate change to control for confounds? - Answer-ArtificialityA researcher wanted to know how many words different groups of people used in a day, so she assessed preteens, teens, young adults, and older adults at the same time. What design is this - Answer-Cross sectional study What p value that we adopt for stats significance? - Answer-0.05 Which is a feature of true experiments? - Answer-comparisons, control, manipulation If we have a subject variable in a study, what can we conclude about any differences that we find in the DV? - Answer-There were differences between groups How many factors do we need minimally for a true experiment? - Answer-1