A Manufacturer of Headache Medicine Claims It Is 70% Effective

question 45

Multiple Choice

A manufacturer of headache medicine claims it is 70% effective within a few minutes. That is,out of every 100 users,70 get relief within a few minutes. A group of 12 patients are given the medicine. If the claim is true,what is the probability that eight have relief within a few minutes?

• A)0.001
• B)0.168
• C)0.667
• D)0.231

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Definitions:

Spinal Nerves

Nerves that emerge from the spinal cord, crucial for transmitting motor, sensory, and autonomic signals between the spinal cord and the body.

Meninges

The three protective membranes that cover the brain and spinal cord.

Dura Mater

The tough outermost layer of the three membranes (meninges) covering the brain and spinal cord.

Common Fibular Nerve

A nerve of the lower leg and foot that is responsible for the movement and sensation of the upper and lower leg, particularly the lateral and anterior portions.