exam2review - HDE120: Research Methods in Human Development...

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HDE120: Research Methods in Human Development Spring 2007 Exam II Review Guide ± Sampling General population Target population Study population Sampling frame Sample External validity; sampling bias ± Probability sampling Simple random sampling Systematic sampling Stratified random sampling Cluster sampling Multistage sampling ± Non-probability sampling Convenience sampling Purposive sampling Quota sampling Snowball sampling Voluntary response sampling ± Developing a good research hypotheses Inductive vs. deductive hypotheses ± Probability vs. statistics; parameter vs. statistic ± Descriptive statistics for categorical variables Frequency and relative frequency Frequency tables Bar graphs ± Descriptive statistics for continuous variables Graphical depictions: Stemplots, histograms, boxplots Distribution shape: peaks and symmetry Distribution center: mean and median Distribution spread:
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exam2review - HDE120: Research Methods in Human Development...

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