Book: Research Methods in Psychology Author: Heiman .Edition: 3rd ISBN 13: 978-0-618-17028-9 Publisher: Wadsworth, Cengage Learning Inc

1. You wish to study how hard participants will work for food depending on how hungry they are. (a) create an operational definition for manipulating the independent variable and diagram your design. (b) evaluate your definition in terms of reliability, as well as construct, content,internal, and external validity. (ch 4)

2. You have discovered a new drug treatment for a serious mental illness that you wish to test. What conflicting ethical and design principles do you face when considering whether to include a control condition? (ch5)

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