# Math

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Assume that the mean salary for a profession is \$35,104 with a standard deviation of \$3200. What percent of the profession earns less than \$38,700?

I don't understand how to do this.

• Math -

I went to
http://davidmlane.com/hyperstat/z_table.html
and entered the values to get

.8694

This is a routine question. I don't know if you use tables in the back of your book or use a webpage like I linked to.
If you are studying this topic, your statement of
"I don't understand how to do this", puzzles me.

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