Written by Given a numeric input, returns `-1` for negative numbers, `1` for positive numbers, and `0` for zero.
Written by The SIGN function in Excel is a simple yet powerful tool that helps users determine the sign of a number. It returns -1 for negative numbers, 1 for positive numbers, and 0 for zero. This function is especially useful in data analysis, enabling quick assessments of numeric datasets based on their sign. Understanding the syntax and practical applications of the SIGN function can aid in making more informed decisions and conducting efficient analysis in financial, mathematical, and statistical contexts.