Answer:
count: Sum up a pre-set interval of values in excel cells.
countif: sum up a pre-set interval of values according to certain rules determined by the user.
averageif: sum the values in cells and the divides the result by the total of cells considered in the function.
Step-by-step explanation:
count: Sum up a pre-set interval of values in excel cells.
countif: sum up a pre-set interval of values according to certain rules determined by the user.
averageif: sum the values in cells and the divides the result by the total of cells considered in the function.