Examlex
In the DSM-5,one feature of anorexia nervosa is refusal to maintain at least
Of expected body weight.
Independent Samples
Two or more groups of data that are not related or do not influence each other, often used in comparative experiments.
Nonrandom Samples
Nonrandom samples are samples that are not selected using random methods, which may result in a biased representation of the overall population.
Alternative Hypothesis
It proposes that there is a statistically significant relationship between variables, opposing the null hypothesis.
Mean Difference
The average difference between each pair of observations in two sets of values, often used in comparative studies.
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