MrsSandoz' Fourth Grade Class Spent Several Class Periods Learning About

question 5

Short Answer

Mrs.Sandoz' fourth grade class spent several class periods learning about nutrition.They learned about MyPyramid 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' 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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Definitions:

Mutually Exclusive

Events that cannot occur at the same time, implying that the occurrence of one event excludes the possibility of the other event occurring.

Independent

In statistics, refers to variables that are not affected by other variables in the context of the analysis.

Mutually Exclusive

Events or conditions that cannot occur at the same time; within the context of probability, two events that cannot both be true simultaneously.

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