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      Spreadsheet project II

      Lesson details

      Learning outcome

      I can use a spreadsheet to model different scenarios for an event and use the model to make recommendations.

      Key learning points

      1. A spreadsheet model can be used for what-if analysis.
      2. Different types of charts are suitable for different purposes.
      3. The COUNTIF function can be used to count how many cells meet a set criterion.

      Keywords

      • Scenario - where different sets of input values are used within a spreadsheet to explore various potential outcomes

      • COUNTIF - function used to count how many cells meet a set criterion

      Common misconception

      The COUNTIF function is the same as the COUNT function.

      A COUNTIF function returns the total number of cells based on a set criterion, whereas the COUNT function returns the number of cells that contain a number in a range.

      Teacher tip

      Consider how this project could be used as part of other subjects. Spreadsheets are useful in many different applications and pupils would benefit from understanding this.

      Equipment

      Pupils will need access to a device with spreadsheet software. Examples in this lesson use Google Sheets https://oak.link/google-sheets

      Files needed for this lesson

      prom-planning-v2 1.14 MB (XLSX)

      prom-ticket-sales 1.23 MB (XLSX)

      Download these files to use in the lesson.

      Licence

      This content is © Oak National Academy Limited (2026), licensed on Open Government Licence version 3.0
      except where otherwise stated. See Oak's terms & conditions
      (Collection 2).

      Lesson video

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      Prior knowledge starter quiz

      6 Questions

      Q1.
      What does the SUM function do in a spreadsheet?

      finds the largest number
      Correct answer: adds a group of numbers together
      changes cell colour
      checks for errors

      Q2.
      What is a cell reference in a spreadsheet?

      the colour of a cell
      the value in a cell
      Correct answer: the address of a cell, like A1 or B2
      the size of a cell

      Q3.
      Match each function to what it does:

      Correct Answer:SUM,adds numbers

      adds numbers

      Correct Answer:AVERAGE,finds the mean

      finds the mean

      Correct Answer:MIN,finds the smallest value

      finds the smallest value

      Correct Answer:MAX,finds the largest value

      finds the largest value

      Q4.
      Match each feature to its purpose:

      Correct Answer:cell reference,identifies a cell’s location

      identifies a cell’s location

      Correct Answer:conditional formatting,changes cell appearance based on value

      changes cell appearance based on value

      Correct Answer:data validation,restricts what data can be entered

      restricts what data can be entered

      Correct Answer:formula,calculates values using cell data

      calculates values using cell data

      Q5.
      What formula would you use to find the mean value of the numbers in cells A1 to A20 in a spreadsheet?

      Correct Answer: =AVERAGE(A1:A20)

      Q6.
      If you want to highlight all cells with values over 100, what should you use?

      data validation
      cell reference
      AVERAGE function
      Correct answer: conditional formatting

      6 Questions

      Q1.
      What is the main purpose of a spreadsheet model in what-if analysis?

      Correct answer: to test different input values and see possible outcomes
      to write essays
      to print documents
      to create games

      Q2.
      Why would you use a chart in a spreadsheet model?

      to format text
      to check spelling
      to count numbers
      Correct answer: to make data easier to understand and compare

      Q3.
      Which chart type is best for showing parts of a whole?

      Correct Answer: pie, pie chart

      Q4.
      Arrange these steps for modelling a scenario:

      1 - decide what you want to test
      2 - enter different input values
      3 - observe the results
      4 - make recommendations based on the outcomes

      Q5.
      Match each function to what it counts:

      Correct Answer:COUNT,counts cells that contain numbers

      counts cells that contain numbers

      Correct Answer:COUNTA,counts all non-empty cells

      counts all non-empty cells

      Correct Answer:COUNTIF,counts cells that meet a set condition

      counts cells that meet a set condition

      Q6.
      Put these steps in order for using COUNTIF in a spreadsheet:

      1 - select the cell for the result
      2 - type =COUNTIF(
      3 - choose the range and set the criterion
      4 - close the bracket and press Enter

      To help you plan your 11 computing lesson on: Spreadsheet project II, download all teaching resources for free and adapt to suit your pupils' needs...