FORECAST function - Zoho Sheet - Help Guide

FORECAST

Returns the expected y value for a given x value based on linear regression of data.

 

Syntax

 

FORECAST(new_x_value; y_values; x_values)

new_x_value: The data point for which to predict a value. Eg., 10

y_values: A single row or column data specifying the y values. Eg., A2:A6

x_values: A single row or column data specifying the x values. Eg., B2:B6

Both y and x values must be of the same size.

 

Examples

 

Formula

Result

=FORECAST(C2;A2:A6;B2:B6)

21.58490566

=FORECAST(C3;A2:A6;B2:B6)

33.702830189

=FORECAST(C4;A2:A6;B2:B6)

56.20754717


Get a hands-on experience of the function in the embedded range below. 



Possible Errors

 

Errors

Meaning

#N/A!

  • The function could not find the value it was asked to look for. Commonly occurs in VLOOKUP and similar functions.

#NAME!

  • The function name is incorrect or invalid.

  • The given defined name (if any) is invalid.

  • There is a typo in the defined name used in the function.

  • Double quotes are missing for text values in the function.

  • Colon missing in a cell range reference.

#VALUE!

  • The given argument's data type is incorrect or invalid.
    For example, the function =DATE(A1:A3) will return a #VALUE error when a text value is present in the range.

#REF!

  • The given cell reference is incorrect or invalid. This error may occur when a cell/range has been deleted, moved, or pasted over.

#N/A!

  • The value of x_values or y_values is empty.

  • The number of values in x_values and y_values is not equal.

 

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