The First Unit of a Product Took 832 Hours to Build

question 17

Multiple Choice

The first unit of a product took 832 hours to build, and the learning curve is 90%. How long will it take to make the 25th unit? (Use at least three decimals in the exponent if you use the logarithmic approach.)

• A) time ≤ 500 hours
• B) 500 < time ≤ 525
• C) 525 < time ≤ 530
• D) 530 < time ≤ 550
• E) time > 550

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Definitions:

Expression

A combination of symbols that represent a quantity or a relationship between quantities, often including variables and constants.

Z

In statistics, \(Z\) often represents the z-score, a measure of how many standard deviations an element is from the mean.

Simplify

Reduction of expressions or equations to their simplest form by performing available operations.

Expression

A combination of numbers, variables, and operations that together represent a particular value.