Mathematics, 19.02.2020 04:25 cassidy32504

A researcher wanted to determine whether eating sugary cereal for breakfast increased the aggression of second graders during their morning play period. After feeding a group of 20 students sugary cereal for breakfast she observed that, on average, the students committed 4.5 aggressive behaviors during their morning play period. In this example, the sample is:

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A researcher wanted to determine whether eating sugary cereal for breakfast increased the aggression...