Excel WEEKDAY Function Explained: Mastering Weekday Analysis

Explanation:

Function Name: WEEKDAY

Purpose: The WEEKDAY function in Microsoft Excel is used to determine the day of the week for a given date. It returns a number representing the day of the week, where Sunday is 1, Monday is 2, and so on, ending with Saturday as 7.

Syntax: The WEEKDAY function is written as follows:

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=WEEKDAY(serial_number, [return_type])
serial_number: This is the date you want to find the day of the week for. It can be provided as a direct date entry, a cell reference containing a date, or a formula that results in a date.

[return_type] (optional): An optional argument that specifies the numbering system for the days of the week. It can take the values 1, 2, or 3:

1 (default): Returns numbers 1 (Sunday) through 7 (Saturday).
2: Returns numbers 1 (Monday) through 7 (Sunday).
3: Returns numbers 0 (Monday) through 6 (Sunday).
Usage:

To find the day of the week for a given date, you can use the WEEKDAY function. For example, if you have a date in cell A1, you can use the following formula:

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=WEEKDAY(A1)
This formula will return a number representing the day of the week based on the default return type (1).

Result: The WEEKDAY function returns a number representing the day of the week for the provided date, based on the specified or default return type.

Note: Make sure that the cell containing the date is properly formatted as a date in Excel for the WEEKDAY function to work correctly.