An elementary school teacher is interested in the relation between sugar consump

Question

An elementary school teacher is interested in the relation between sugar consumption and activity level in preschool children. The teacher gives 30 preschool children from the Preppy Preschool Playland 0 milligrams or 20 milligrams of sucrose (sugar) in a breakfast drink. He then observes their behavior for 60 minutes during their moning outdoor play period and codes their activity level. He notes that the activity levels range from 5 minutes to play to 50 minutes of active play. Specifically, the 0 mg group has an average of 17.20 minutes and the 20 mg group has an average of 17.27 minutes.

Explanation / Answer

Answer to question# 9)

If the results get changed drastically it would result is : Low Reliability

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Answer to question# 10)

The study is about analyzing the relation between sugar consumption and activity level. In preschool children. In this there are two groups of students. We need to compare their mean values and see if there is significant difference I the mean activity level between the two groups. These two groups differ on the basis of sugar consumption.

Thus a 2 sample T test to compare the means is the best Statistical test for this scenario

The best descriptive statistics to be used are: mean consumption level and Standard deviations to learn about dispersion

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