POISSON in WPS on Windows FAQ

Last updated:July 13, 2026

When using the POISSON function in WPS, the most common questions focus on parameter errors, unexpected results, and filling formulas across cells; this FAQ covers 3 common question types.

FAQ

What should I do if the POISSON function returns an error value?

  1. Check whether each parameter is a valid numeric value and make sure text, spaces, or blank cells are not affecting the result.
  2. Confirm that you are using English commas instead of full-width punctuation.
  3. If you used cell references, verify the data format in the referenced cells.

Why is the POISSON result different from what I expected?

  1. Review the parameter order and the values you entered.
  2. Check whether your references point to the intended cells.
  3. If needed, open the function help entry to review the syntax and then adjust the formula.

How do I use the POISSON function in multiple cells?

  1. Enter =POISSON(...) in one cell first.
  2. Drag the fill handle down or across, or copy and paste the formula into other cells.
  3. After filling, check whether relative and absolute references behave as expected.

Glossary

TermDefinition
POISSON functionA built-in function in WPS Spreadsheet used for Poisson distribution related calculations in worksheet cells.
Insert FunctionA function entry in WPS Spreadsheet that lets you search for a function name and fill in parameters through a dialog box.
Formula barThe input area above the worksheet where you can view or edit the formula in the current cell.