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If the error variable is normally distributed, the test statistic for testing in a simple linear regression follows the Student t-distribution with n - 1 degrees of freedom.
Melatonin
A hormone secreted by the pineal gland, involved in regulating sleep-wake cycles and circadian rhythms.
Calcitonin
A hormone produced by the thyroid gland that helps regulate calcium levels in the blood by reducing the calcium and phosphate levels in the blood.
Adipose Tissue
A type of body tissue that stores fat, serving both as a source of energy and as a form of insulation for the body.
Liver
A vital organ in vertebrates and some other animals which plays a key role in metabolism, detoxification, and various other bodily functions.
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