Section 3.2 Exercise 3.1 Most american adolescents dont eat well and dont exerci

Question

Section 3.2
Exercise 3.1

Most american adolescents dont eat well and dont exercise enough. can middle schools increase physical activity among their students? can they persuade students to eat better? investigators designed a "physical activity intervention" to increase activity in physical education classes and during leisure periods throughout the school day. they also designed a "nutrition intervention" that improved lunches and offered ideas for healthy home packed lunches. Each participating school was randomly assigned one of the interventions, both interventions or no intervention. the investigators observed physical activity and lunchtime consumption of fat.
Identify the experimental subjects, factors, treatments, and response variables.

Explanation / Answer

Strategies for providing physical education in schools

Implementing school-based physical activity programmes requires considerable investment of resources as the more successful intervention programmes are multi-faceted and may include some or all of the following components:

Curriculum on physical activity and/or diet taught by trained teachers
Supportive school environment/policy
Involvement of parents/family
Changing curricula to include physical activity requires partnerships with teachers, parents, teachers

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