A Machine Is Set to Pump Cleanser into a Process

question 42

Multiple Choice

A machine is set to pump cleanser into a process at the rate of 5 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 4.5 to 7.5 gallons per minute. Find the variance of the distribution.

• A) 0.75
• B) 0.33
• C) 2.08
• D) 12.00

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Definitions:

Jumping

A physical activity that involves propelling oneself off the ground using the muscles in the legs and feet.

Binocular Vision

The ability to maintain visual focus on an object with both eyes, creating a single three-dimensional image and depth perception.

Gross Motor Skills

The abilities required to control the large muscles of the body for walking, running, sitting, crawling, and other activities.

Head Motions

Movements of the head, which can include nodding, turning, or tilting, often used as a form of nonverbal communication or to express emotion.