The Sales of a New Product (In Items Per Month) $S ( x ) = 400 + 300 \log ( 3 t + 1 )$

question 252

Multiple Choice

The sales of a new product (in items per month) can be approximated by $S ( x ) = 400 + 300 \log ( 3 t + 1 )$ , where t represents the number of months after the item first becomes available. Find the number of items sold per
Month 33 months after the item first becomes available.

• A) 1000 items per month
• B) 6400 items per month
• C) 120,000 items per month
• D) 3400 items per month

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Definitions:

Mental Age

A measure of an individual's cognitive development based on the age at which typical individuals achieve a certain level of intellectual performance.

Chronological Age

The actual age of a person or thing as measured in years from the date of birth or creation.

Criterion Validity

The extent to which a measurement is related to an outcome that it is supposed to predict, indicating the usefulness of the test.

Reliability

The degree to which an assessment tool produces stable and consistent results over time.