WGU C224 OBJECTIVE ASSESSMENT RESEARCH FOUNDATIONS EXAM EXPECTED QUESTIONS AND ANSWERS (VERIFIED ANSWERS)

WGU C224 OBJECTIVE ASSESSMENT RESEARCH FOUNDATIONS EXAM EXPECTED QUESTIONS AND ANSWERS (VERIFIED ANSWERS) Characteristics of Quantitative Research ANSWER IS - numerical data (quantity); hypothesis & research procedure are stated BEFORE data collection; large sample size; rely on statistical procedure; low interaction with subjects; rely on controlling, measuring, and generalizing; objective by nature Quantitative Methods/Designs ANSWER IS - survey research; correlational research; causal comparative; experimental; single subject experimental Sampling techniques for quantitative research ANSWER IS - simple random; stratified; cluster; systematic; Simple random ANSWER IS - (quant) selection using table of random numbers Stratified ANSWER IS - (quant) selection based on dividing up into subgroups which have roughly equal representation Cluster ANSWER IS - (quant) intact groups are selected as by classroom, efficient but less representative Systematic ANSWER IS - (quant) take a population and select every Kth invidual i.e. sample population = 100 and you select every 5th person on list. Qualitative Research