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Explain why the OLS estimator for the slope in the simple regression model is still unbiased, even if there is correlation of the error term across observations.
Osteoclasts
Osteoclasts are a type of bone cell that breaks down bone tissue, a process important for bone maintenance, repair, and remodeling.
Epinephrine
Also known as adrenaline, a hormone and neurotransmitter that plays a vital role in the body's fight-or-flight response, increasing heart rate, muscle strength, blood pressure, and sugar metabolism.
Heart Rate
Refers to the number of times the heart beats per minute, indicating the heart's efficiency in pumping blood throughout the body.
Blood Pressure
The pressure that circulating blood applies to the walls of blood vessels, which serves as an essential measure of heart and blood vessel health.
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