The Intensity of a 80-DB Whistle Is Quadrupled

question 66

Multiple Choice

The intensity of a 80-dB whistle is quadrupled. What is the new decibel level?

• A) 80 dB
• B) 68 dB
• C) 89 dB
• D) 320 dB

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Definitions:

Probabilities

The assessment of the probability that a particular event will take place.

Combinations

A method of counting that determines the number of possible arrangements in a collection without regard to the order of the elements.

Experimental Outcomes

Possible results or occurrences that can happen in an experiment, each outcome having a certain probability of occurring.

Objects

Entities, real or abstract, about which data can be collected and analyzed in various contexts, including programming, mathematics, and everyday situations.