Formula

After two or more numeric or drop-down questions have been created, you can create a formula answer type to do basic mathematical functions.

Drag the Formula answer type from the Toolbox into your form.

After selecting your question, click Answer to be taken to the formula designer screen. There are several options when building a formula:

Actions

  1. 1

    Formula Designer

    Use this panel to build your formula.

  2. 2

    Rounding

    Choose how the calculation is rounded, and to how many decimal places.

  3. 3

    Question

    Select an existing question from your form (drop-down or numeric types only) to add to the formula.

  4. 4

    Number

    Add a fixed number to the formula.

  5. 5

    Brackets

    Add brackets where necessary for more complicated formulas.

  6. 6

    Operator

    Add a mathematical operator (+ - ÷ x) or a conditional logic operator.

  7. 7

    Functions

    Add more complicated mathematical functions such as powers.

  8. 8

    Formulate

    Expand to view the formula string that will be passed into your Imosphere data entry solution.