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Treatment two weeks following a traumatic event is recommended for people with symptoms of post-traumatic stress disorder.
Negative Value
A number that is less than zero, representing a decrease, loss, or position below a starting point.
Positive Value
A numerical value greater than zero, representing quantities that have magnitude and direction.
Null Hypothesis
A statement asserting there is no effect or no difference, serving as the default or starting assumption in hypothesis testing.
Alternative Hypothesis
The hypothesis concluded to be true if the null hypothesis is rejected.
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