UW-Milwaukee PSYCH 325 - Exam 1 Study Guide (8 pages)

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Exam 1 Study Guide



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Exam 1 Study Guide

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Covers the following chapters in the textbook: 1, 2, and 8


Pages:
8
Type:
Study Guide
School:
University of Wisconsin-Milwaukee
Course:
Psych 325 - Research Methods in Psychology
Research Methods in Psychology Documents

Unformatted text preview:

Psych 325 1nd Edition Exam 1 Study Guide Lectures 1 5 Chapters 1 2 8 Lecture 1 9 10 13 9 10 13 Last time Psychology as profession Three research methods observational correlational experimental methods Today The Null Hypothesis Why do we do research Quiz in class instrumental not graded Scale one through four following questions include Men tend to live longer than women do the leading cause of death among men is heart disease the leading cause of death among women is breast cancer More women than men die from cancer each year All false answers can be found from classes such as Women s Psychology and Health Psychology Null Hypothesis H sub O predicts Nothing is going on no effect Social loafing Ringelmann experiment 1913 interested in workload among organisms ranging from humans to pigs First published social psych Experiment Participates pull on a rope attached to the wall use maximum force dependent gage on rope to measure force Manipulated how many other people who were pulling on rope with you pulling on rope alone group of two etc max 8 people pulling on rope Pulling on rope alone is baseline 100 effort Null Hypothesis for example would state that no matter how many people pulling on rope would result in 100 effort results differed 0 100 1 95 2 85 7 49 amount of individual effort decreases as number of people increase that is social loafing Can you reject Null Hypothesis additional test needed Alpha P Value less than or equal 05 reject Want a 5 chance or less that these results would ve occurred if these results were true Two basic branches of statistics Inferential Stats Decide whether or not to reject H sub O Descriptive Stats Describe the sample such as the mean and the standard deviation Everyday Methods of Fixing Belief A priori Method Common sense way of thinking Problems Include Perception altered things may sound reasonable but are not true Appeal to Authority Authority figure who says written something and you decide they re right so you ll believe



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