10:832:346 Lecture Notes - Lecture 12: Null Hypothesis, Type I And Type Ii Errors, Statistical Hypothesis Testing
11 Jul 2017
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Document Summary
Week #12: barriers and facilitators of primary data collection by michelle kennedy: outline, introduction and background, school and food/physical activity environment data collection, methods, examples from the field, role of students, treasures and challenges, concluding points. Introduction: associations between food and pa environments and weight status among youth have mostly been examined in cross sectional analysis, longitudinal studies are needed to asses the effects of the environmental factors on childhood obesity. Students: roles, background check, data collection, data entry, contact with schools/follow-up, administrative responsibilities, protocol development, opra submissions, coding, interaction with city officials, skills, emotional intelligence, excellent communication/language skills, organization, reliability, flexibility, grit, persistence. Domains of interest: food environment: upgraded corner stores, grocery stores, supermarkets, farmers markets, community gardens, restaurants, healthy food offerings in public places, drinking water. Domains of interest: pa environment: public pa outlets, sidewalks, elements of complete streets, bike paths, trails, parks, crime and safety, public transportation, zoning. Examples of changes: pa: new/enhanced/closure playground/equipment, new/closure bike lanes.
