Include ten or more items in the following table from your
department. Each item should be a different product. Complete the
first three columns with the raw data you collected. Then choose a
measurement unit (for example, ounces) and use that same
measurement unit to calculate the unit value for each item.

I have a question so where it says raw data what would that mean?

well raw data is data that has not been processed for use.  like distinction is sometimes made between data and information to the effect that information is the end product of data processing.

Step-by-step explanation:

If a scientist sets up a computerized thermometer which records the temperature of a chemical mixture in a test tube every minute, it list's the temperature readings for every minute, as printed out on a spreadsheet or viewed on a computer screen is "raw data"

-4

step-by-step explanation:

(-4+8)=-(4-8)=-8+4=-4

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or