A Machine Is Set to Pump Cleanser into a Process

question 128

Multiple Choice

A machine is set to pump cleanser into a process at the rate of 8 gallons per minute. Upon inspection, it is learned that the machine actually pumps cleanser at a rate described by the
Uniform distribution over the interval 7.5 to 10.5 gallons per minute. Find the probability that
Between 8.0 gallons and 9.0 gallons are pumped during a randomly selected minute.

• A)0.33
• B)0.67
• C)1
• D)0

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Definitions:

Remaining Piece

The part left over or remaining after a portion has been used, separated, or removed.

Conjugate

In mathematics, refers to a component that is paired with another but differs in some way, commonly used in complex numbers where it involves changing the sign of the imaginary part.

Product

The result of multiplying two or more numbers or expressions.

Conjugate

In mathematics, a conjugate refers to a component that is paired with another but differs in a certain way, such as the complex conjugate where the sign of the imaginary part is reversed.