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Pedro has been having difficulty concentrating in class; in addition, he has also been demonstrating difficulty sitting still. He is often in and out of his seat, requiring the teacher to set numerous limits on him throughout the day. Because of this behavior, Pedro has been falling further behind academically and his teacher is concerned about his ability to succeed in the classroom. Which subtype of attention deficit-hyperactivity disorder (ADHD) does this best describe?
Test Statistic
A calculated value used in statistical hypothesis testing to determine whether to reject the null hypothesis, based on the difference between observed data and what is expected under the null hypothesis.
Alternative Hypothesis
The hypothesis that proposes a difference or effect, in contrast to the null hypothesis, which suggests no effect.
Population Distribution
The distribution of a variable across all members of a population.
Null Hypothesis
A statement of no difference or effect, used as the default assumption in hypothesis testing.
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