Question: How do you critique reliability & validity of studies? A program targeted at promoting physical fitness and healthy eating among pre-teens was conducted in 2010

How do you critique reliability & validity of studies?

A program targeted at promoting physical fitness and healthy eating among pre-teens was conducted in 2010 in one public middle school in Charlestown. It is now 2015 and the team is interested in following up to see the current activity level and BMI of the participants and how it varies from their pre-program scores, compared to a public middle school located in the South End

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