NanoCharts sparklines Add-in beta for public testing

Keywords: NanoChart, Microcharts, Sparklines, Excel, VBA, Macro

Download: NanoCharts public beta 0.50 (downloaded 619 times)

Some time ago I announced a mini-project called NanoCharts, which is  an implementation of Edward Tuftes Sparklines concept. Sparklines (and NanoCharts) are basically small, word sized graphics for high density visualization of data. I have been working to make available a sort of beta release of what will eventually be an Add-in for Excel. At present I have a working version that allow the user to insert some different NanoChart types and do some simple formatting selections. The current user form looks like this:

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Popularity: 17% [?]

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Automatic custom labels on Excel scatter plot

Keywords: Excel, custom labels, XY plot chart, scatter plot, macro

Version: Tested on Excel 2003 and Excel 2007

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Quite frequently there is a need to display custom lables in a standard Excel XY-plot. Unfortunately Excel lack a native function to insert custom labels; the only options available are Series names, x- and y-values which often are totally inappropriate. I created a workbook with a macro that allows the user to insert the X and Y data along with the desired lables and create a labled scatter plot with the click of a button. See image below.

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Popularity: 17% [?]

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Tutor vista offers Online tutoring

Tutor Vista stands for a revolution in tutoring. Now students have the opportunity to get online tutoring from highly qualified tutors 24/7, in almost any subject, such as Math, Chemistry, Physics, Biology and so on.

For a set monthly fee (currently there is an introduction offer of $49.99 the first month) the student will get unlimited tutoring in problem subjects to improve grades. The tutors at Tutor Vista are all going thorough a rigorous review process and a comprehensive training before getting assigned any students. This guarantees a high tutoring standard and tutor qualifications ranges from retired professors, to PhD and professionals with Master degrees.

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Popularity: 20% [?]

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Box plot for Excel 2007

Keywords: Boxplot, box plot, stem and leaf plots, Excel 2007, how to make

Version: Excel 2007

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Since the previous entriesI have recieved quite a few questions about Box-plots in Excel 2007, so I decided I should describe one way to create decent looking box plots in Excel 2007. In my example I start with a set of data containing six samples with ten replicates each, and from this I want to create a box plot showing the extremes, median and the quartiles.

Box plot for Excel 2007

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Popularity: 100% [?]

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NanoCharts add-in development

As I decided to develop the NanoCharts (a concept more known as Microcharts or Sparklines) into an Excel add-in I’ve started by specifying features and functionality and came up with the following list:

  • Three different types of charts; bar, line and dot
  • Possibility to have data in rows or columns
  • Selectable chart color
  • Optional x-axis
  • Option to display last value as number

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    Popularity: 12% [?]

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