In a Finance Class, the Final Grade Is Based on Three

question 22

Multiple Choice

In a finance class, the final grade is based on three tests. Historically, the instructor tells the class that the joint probability of scoring "A"'s on the first two tests is 0.5. A student assigns a probability of 0.9 that she will get an "A" on the first test. What is the probability that the student will score an "A" on the second test given that she scored an "A" on the first test?

• A) 0.50
• B) 0.95
• C) 0.55
• D) 0.90

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Definitions:

Autonomic Nervous System

A part of the nervous system that unconsciously regulates bodily functions such as heart rate, digestion, and respiratory rate.

Somatic Nervous System

The part of the peripheral nervous system that handles voluntary control of body movements through the control of skeletal muscles.

Sensory Neurons

Nerve cells that are responsible for converting external stimuli from the organism's environment into internal electrical impulses.

Interneurons

Neurons that are located in the central nervous system and transmit signals between sensory neurons and motor neurons.