You Are Computing a New Variable Called CRIMEALL

question 19

Short Answer

You are computing a new variable called CRIMEALL. It is the average of four variables already in your data set: CRIMESA, CRIMESB, CRIMESC, and CRIMESD. Write the numeric expression (formula) for a compute command that averages these four variables as long as at least one of the CRIME variables being averaged has a valid value.
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Definitions:

Incremental Sales

Additional sales generated by a specific business activity or decision, beyond what would have occurred normally.

Operating Expenses

Expenses incurred from the normal operations of a business, excluding the cost of goods sold.

After-Tax Discount Rate

The interest rate used in discounted cash flow analysis that accounts for the impact of taxes on the rate of return.

Income Tax Rate

The share of an individual's earnings that is paid to the government as a tax.