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In a study of the effectiveness of physical exercise in weight reduction, 12 subjects followed a program of physical exercise for two months. Their weights (in pounds)before and after this program are shown in the table. Use a significance level of 0.05 to test the claim that the exercise program has no effect on weight.
Personality
The combination of characteristics or qualities that form an individual's distinctive character.
Agoraphobia
A fear or anxiety disorder characterized by intense fear of situations where escape might be difficult or where help wouldn't be available if things go wrong, often involving fear of open or enclosed spaces, crowds, or leaving home alone.
Affective Disorder
A category of mental health disorders that primarily affect mood and emotions, such as depression and bipolar disorder.
Somatoform Disorder
A type of mental disorder characterized by the presence of physical symptoms that cannot be fully explained by a general medical condition, substance use, or another mental disorder.
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