Even If a Treatment Has an Effect,it Is Still Possible

question 4

Multiple Choice

Even if a treatment has an effect,it is still possible to obtain a sample mean that is very similar to the original population mean.What outcome is likely if this happens?​

• A)​Reject H₀ and make a Type I error.
• B)​Correctly reject H_0.
• C)​Fail to reject H₀ and make a Type II error.
• D)​Correctly fail to reject H_0.

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Definitions:

Alzheimer's Disease

A progressive neurological disorder that leads to memory loss, cognitive decline, and inability to perform everyday activities.

Glioblastoma

An aggressive type of cancer that occurs in the brain or spinal cord, characterized by rapid growth and the tendency to spread quickly.

Chronic Obstructive Pulmonary Disease (COPD)

A group of lung diseases that block airflow and make breathing difficult, primarily caused by long-term exposure to irritating gases or particulate matter.

Multiple Sclerosis

A chronic autoimmune disease that affects the central nervous system, leading to varying degrees of physical and cognitive impairments.