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C81MPR How to produce a histogram in APA style for your practical with Excel Jasper Robinson – April 2007.

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Presentation on theme: "C81MPR How to produce a histogram in APA style for your practical with Excel Jasper Robinson – April 2007."— Presentation transcript:

1 C81MPR How to produce a histogram in APA style for your practical with Excel Jasper Robinson – April 2007

2 Use =average(DATA) to get the mean for your two sets of data…

3 …use =sqrt(var(DATA)/N) to get the SEM (standard error of the mean) Notice N is 5 here; youll need to count your own data

4 Click the Chart button to open the Chart Wizard Choose Column

5 Open Series tab

6 Click Add

7 Specify one conditions name…

8

9 …then specify the Mean

10

11 Repeat those steps to name the other condition

12

13 Step through the Wizards tabs and do what follows on the next slides…

14 Chart title? Abscissa? Ordinate?

15 Untick the Category (X) axis (gets rid of 1)

16 Untick all here

17 Show Legend

18

19 We now have a histogram but the font is too small… make it 14 Point, BOLD Arial…

20 …much clearer

21 Now for SEMs: RIGHT CLICK the Control bar of the histogram & choose Format Data Series…

22 Specify Custom Error amount…

23

24 Make sure the Patterns are clear…Ive chosen black & white (avoid relying on colours alone) Look in Fill Effects for cross hatchings

25 Copy & paste your histogram into your article…make it BIG (between ½ page and a whole page)

26 Give your histogram a sensible Figure Legend…e.g… Figure 1. Mean percentage recalled from test in Experiment 1. Error bars indicate one standard error of the mean. See Procedure for full details.

27 …voila! Figure 1. Mean percentage recalled from test in Experiment 1. Error bars indicate one standard error of the mean. See Procedure for full details. Tip: keep your APA- formated Exl file for future histograms


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