Weighing the Evidence Dr

question 20

Multiple Choice

Weighing the Evidence Dr.L.compared the effectiveness of EEG biofeedback and stimulant medication in treating Attention Deficit Disorder with Hyperactivity.He assessed 40 teenage subjects using DSM-IV criteria and then randomly assigned them to either EEG biofeedback with stimulant medication or stimulant medication alone.The subjects were treated for 9 months and then reassessed.Since the EEG biofeedback with stimulant medication group showed greater symptom reduction than the stimulant medication only group, he

• A)concluded that both groups were sampled from the same population.
• B)rejected the alternative hypothesis.
• C)rejected the null hypothesis.
• D)rejected the research hypothesis.

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Definitions:

Malnutrition

A condition resulting from eating a diet in which one or more nutrients are either not enough or are too much, causing health problems.

Obesity

A medical condition characterized by excessive body fat that increases the risk of health problems such as heart disease and diabetes.

Grams

A metric unit of mass equal to one thousandth of a kilogram, used commonly in science and everyday life for measuring weight.

Very Low

typically describes a significantly reduced quantity, level, or intensity of something when compared to a standard or expected value.