A National Manufacturer of Unattached Garages Discovered That the Distribution

question 41

Multiple Choice

A national manufacturer of unattached garages discovered that the distribution of the time for two construction workers to erect the Red Barn model is normally distributed with a mean of 32 hours and a standard deviation of 2 hours. What percent of the garages take between 32 and 34 hours to erect?

• A)16.29%
• B)76.71%
• C)3.14%
• D)34.13%

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Definitions:

Learning

The acquisition of knowledge, skills, values, or behaviors through study, experience, or teaching.

Permanent Change

A lasting alteration in behavior, situation, or environment that does not revert back to its original state.

Cognition

The act of learning and comprehending by using one's thoughts, experiences, and sensory inputs.

Conditioned Stimulus

A stimulus that was once neutral but, through association with an unconditioned stimulus, eventually provokes a conditioned reaction.