Performing What-if Analysis Excel 2016 Module 11 Performing What-if Analysis

Module Objectives Define what-if analysis Track what-if analysis with Scenario Manager Generate a scenario summary Project figures using a data table Use Goal Seek Set up a complex what-if analysis with Solver Run Solver and summarize results Analyze data using the Analysis ToolPak © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Define What-if Analysis (Slide 1 of 3) Explore multiple outcomes based on variable inputs Model Name for what-if worksheet Input cells Data cells that generate outputted calculations Dependent cell Formula cells whose value changes based on input values © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Define What-if Analysis (Slide 2 of 3) Guidelines for what-if analysis Understand and state purpose of model Determine data input value(s) that, if changed, affect(s) dependent cell results Identify dependent cell(s) that will contain results Formulate questions what-if analysis should answer Perform what-if analysis © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Define What-if Analysis (Slide 3 of 3) Worksheet model for a what-if analysis Cell B3 = data input value Dependent cell formulas in cells B3, H3, B7, H7 and all percent totals © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Track What-if Analysis with Scenario Manager (Slide 1 of 5) Set of values that generate different results Variable A value that changes Changing cells Cells that will change (vary) for different scenarios © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Track What-if Analysis with Scenario Manager (Slide 2 of 5) Add Scenario dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Track What-if Analysis with Scenario Manager (Slide 3 of 5) Scenario Values dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Track What-if Analysis with Scenario Manager (Slide 4 of 5) Scenario Manager dialog box with three scenarios listed © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Track What-if Analysis with Scenario Manager (Slide 5 of 5) Merging scenarios Scenarios stored the workbook and on the worksheet in which you created them Click the Merge button in the Scenario Manager dialog box Select scenarios from other locations © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Generate a Scenario Summary (Slide 1 of 2) Excel table that compiles data from the changing cells and corresponding result cells for each scenario Create names for cells to make scenario summary easier to read Scenario Summary dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Generate a Scenario Summary (Slide 2 of 2) Completed Scenario Summary report © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Project Figures Using a Data Table (Slide 1 of 3) Range of cells showing varying results (output values) when one or more input value changes One-input data table Range of cells showing results when one input value is varied in a formula Enter only one cell reference (Row input cell OR Column input cell) in the Data Table dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Project Figures Using a Data Table (Slide 2 of 3) Completed data table with resulting values Input values in column K Percentages (output values in column L) © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Project Figures Using a Data Table (Slide 3 of 3) Creating a two-input data table Shows the resulting values when two different input values are varied in a formula Enter both a row input cell and a column input cell in the Data Table dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Use Goal Seek (Slide 1 of 4) Specify solution and ask Excel to find the input value that produces the answer you want Backing into a solution - backsolving Goal cell Contains a formula in which you can substitute values to find a specific value, or goal © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Use Goal Seek (Slide 2 of 4) Completed Goal Seek dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Use Goal Seek (Slide 3 of 4) Worksheet with new dependent values New target values display in cells B3 and B8 © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Use Goal Seek (Slide 4 of 4) Using Excel’s Data Analysis Tools Set of data analysis features that work together Referred to as Business Intelligence (BI) Tools include Power Query Power Pivot Power View Power Map Must enable add-ins in Excel Options, Advanced tab © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Set up a Complex What-if Analysis with Solver (Slide 1 of 3) Add-in Program providing optional features Solver Finds best solution from several inputs Target cell or objective Contains formula Constraints Limitations or restrictions on input values © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Set up a Complex What-if Analysis with Solver (Slide 2 of 3) Worksheet set up for a complex what-if analysis Changing cells in columns G and H © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Set up a Complex What-if Analysis with Solver (Slide 3 of 3) Completed Solver Parameters dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Run Solver and Summarize Results (Slide 1 of 3) Enter parameters in Solver Parameters dialog box and run Solver In some cases, Solver may not be able to find a solution meeting all constraints Summaries can be created from Solver solutions Understanding Answer reports Answer Report Compares original values with Solver’s final values Three sections Top – target cell information Middle – adjustable cells information Last – constraints information © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Run Solver and Summarize Results (Slide 2 of 3) Solver Results dialog box © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Run Solver and Summarize Results (Slide 3 of 3) Solver Summary © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Analyze Data Using the Analysis ToolPak (Slide 1 of 3) Add-in containing many statistical analysis tools. Descriptive Statistics tool Generates a statistical report including: Mean median, mode, minimum, maximum, and sum for an input range Forecast Sheet tool Project future data based on past trends when have historical time-based data © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Analyze Data Using the Analysis ToolPak (Slide 2 of 3) Descriptive Statistics dialog box Completed report © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.

Analyze Data Using the Analysis ToolPak (Slide 3 of 3) Descriptive statistics © 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use.