Trying to Create a c Chart in Excel?

QI Macros Can Do It For You!

Create a c Chart by running QI Macros:

  1. Select your data.
  2. Click on QI Macros menu > Control Charts (SPC) > Attribute (c,np,p,u,g,t) > c.
  3. QI Macros will do the math and draw the chart for you.
  4. QI Macros will also turn any unstable points or conditions red.

Go Deeper: Use c Charts for counted data:
...when the opportunity is large but the number of defects is small

For example, you might be counting injuries at a plant or medication errors in a hospital. The opportunity for errors is large but the actual occurences are low.

Two Examples of c Chart data:

c chart data examples

c chart in Excel

It's Easy to Draw a c Chart in Excel Using QI Macros

QI Macros adds a new menu to Excel and provides two ways to create charts: using the c chart macro or template.

p class="text-center">run-macro-use-template

Input Data into a Fill-in-the-Blanks Template

  1. Click on QI Macros > Control Chart Templates > Attribute (c,np,p,u,g,t) > c Chart
  2. Input your data into the yellow shaded area.
  3. The chart is drawn as the data is input.
  4. Run stability analysis using the chart tools menu.

QI Macros c chart template in Excel


I just made my first charts and QI Macros were very easy and user friendly. This is going to be a great tool.

- Jim Welsh
Lennox Industries

Stop Struggling with c Charts!
Start creating your c Charts in just minutes.

Download a free 30-day trial. Get c Charts now!

Learn More...

Why Choose QI Macros Over Other Control Chart Software?

easy to use

Fast and Easy to Use

  • Works right in Excel
  • Create charts in seconds
  • Easy to customize & share charts
  • Free Training Anytime

proven and trusted

Proven and Trusted

  • More than 100,000 users
  • In More than 80 countries
  • Five Star CNET Rating - Virus free



  • Only $349 USD
    Quantity Discounts Available
  • No annual subscription fees
  • Free technical support