How can I identify and count occurrences that meet certain criteria across several columns?

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To identify and count occurrences that meet certain criteria across several columns, you can use the COUNTIFS function.

Here are the steps:

1. Determine the criteria that you want to use to identify the occurrences. For example, you may want to count the number of times the word "apple" appears in a range of cells.

2. Identify the range of cells that you want to search. For example, you may want to search all the cells in columns A, B, and C.

3. Use the COUNTIFS function to count the number of occurrences that meet your criteria. The COUNTIFS function allows you to specify multiple criteria for counting occurrences.

Syntax: COUNTIFS(criteriarange1, criteria1, [criteriarange2, criteria2], ...)

Example: If you want to count the number of times the word "apple" appears in cells A1:C10, you would use the following formula:

=COUNTIFS(A1:C10,"apple")

This formula will count all the occurrences of the word "apple" in the range of cells A1 to C10.

Note: You can add more criteria to the COUNTIFS function by using additional sets of criteria_range and criteria values, separated by commas.