preexamassignment - HDE120: Research Methods in Human...

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HDE120: Research Methods in Human Development Spring 2007 Pre-Exam I Pseudo-Assignment: Measurement reliability and validity; Measurement scales; Independent and dependent variables Answers to be discussed in-class: 01-May-07 1. A researcher wants to measure the strength of the bonding between new mothers and their babies. Her measure will be the amount of vocalization the mother addresses to the baby. She and her research assistants will take turns observing this behavior surreptitiously in the waiting room of the health clinic as mothers wait for their routine appointments. a. How valid to you think the measure is likely to be? What might be some possible sources of bias? b. How might you go about assessing the validity of this measure? c. How might you improve the validity of this measure? d. How reliable do you think the measure is likely to be? What might be some possible sources of measurement error? e. How might you go about assessing the reliability of this measure?
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This note was uploaded on 06/15/2010 for the course HUMAN DEVE HDE120 taught by Professor Katherinemasyn during the Spring '07 term at UC Davis.

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preexamassignment - HDE120: Research Methods in Human...

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