MrsSandoz's Fourth Grade Class Spent Several Class Periods Learning About

Mrs.Sandoz's fourth grade class spent several class periods learning about nutrition.They learned about Canada's Food Guide and how eating a healthy diet could benefit them.Mr.Danner's fourth grade class,in the same building,did not have a unit on nutrition.After the nutrition unit was finished in Mrs.Sandoz's class,researchers looked at the selections students made in the cafeteria and how much food was consumed and thrown away by each class to see if the nutrition education had an effect on the students' eating habits.
a)What type of study was this?
b)Which classroom was the control classroom?
c)Which classroom was the experimental group?
d)What other factors affect students' choice of food,besides what they know about health and food?

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a)Intervention trial
b)Mr.Dann...

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