If the CPI Is 143 in Year 1 and 149

question 1

Multiple Choice

If the CPI is 143 in year 1 and 149 in year 2,what is the approximate percentage change in prices between the two years?

• A) 3.9 percent
• B) 4.2 percent
• C) 15.7 percent
• D) 11.4 percent
• E) 6.0 percent

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Definitions:

Nerve Impulses

Electrical signals that travel along neurons, facilitating communication throughout the nervous system.

Standard Deviation

A statistical measure that quantifies the amount of variation or dispersion of a set of data values.

Variance

A measure of the dispersion representing the average of the squared differences from the mean in a data set.

Involuntary Reflex Responses

Automatic, rapid responses of the nervous system to a stimulus that do not require conscious thought, protecting the body from harm.