In a Local Cellular Phone Area, Company a Accounts for 60

question 70

Multiple Choice

In a local cellular phone area, company A accounts for 60% of the cellular phone market, while
Company B accounts for the remaining 40% of the market.Of the cellular calls made with company
A, 1% of the calls will have some sort of interference, while 2% of the cellular calls with company B
Will have interference.If a cellular call is selected at random and has interference, what is the
Probability that it was with company A?

• A) 0.071
• B) 0.429
• C) 0.571
• D) It cannot be determined.

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Definitions:

Feedback Mechanism

A process by which a system regulates itself by monitoring its own output or response to external stimuli and making adjustments accordingly.

Negative

A term often used to describe the absence of something, such as disease in medical tests, or expressing a denial or refusal.

Positive

Characterized by the presence rather than absence of distinguishing features.

Peptide Hormones

Biomolecules that act as signaling molecules in the body, composed of short chains of amino acids.