Successive Programs to Illustrate how to Run a Web Experiment with JavaScript

• Example 1: How to insert JavaScript in a Web page: random numbers
• Example 2: How to use random numbers to produce random races
• Example 3: Program for a two button prediction task
• Example 4: Illustrates prediction task with feedback
• Example 5: Illustrates collecting a judgment and saving data
• Example 6: Illustrates Simple Probability Learning with timed displays
• Example 7: Birnbaum (2002) Materials in German
• Example 8: English translation of Birnbaum (2002) Simple Probability Learning Demo
• The full Birnbaum-Wakcher Experiment used 21 files--8 warmups and 8 experimental pages for Horse Condition (16 files), 2 warmups and 2 experimental files for the Abstract Scenario, and one page that assigned participants to conditions. 5 Examples are included below.
  • Example 9: Illustrates Birnbaum-Wakcher Instructions and Warm up with Full Advice
  • Example 10: Birnbaum-Wakcher Experiment with 5 Games--Full Advice condition
  • Example 11: Illustrates Birnbaum-Wakcher Instructions and warmup with 000 Advice
  • Example 12: Illustrates Birnbaum-Wakcher Instructions and Warmup with Abstract Task 000 Advice
  • Example 13: Instructions and Warmup with Abstract Task 111 Advice
• Link to Data file for Examples 5-13.
• Link to the Raw Data of Birnbaum & Wakcher in an Excel File
• Useful Links for JavaScript:
  • Link to Birnbaum's (2001) examples from Introduction to Behavioral Research on the Internet
  • Link to description of Introduction to Behavioral Research via the Internet

References

• Birnbaum, M. H. (Ed.). (2000). Psychological Experiments on the Internet. San Diego: Academic Press.
• Birnbaum, M. H. (2000). SurveyWiz and FactorWiz: JavaScript Web pages that make HTML forms for research on the Internet. Behavior Research Methods, Instruments, and Computers, 32(2), 339-346.
• Birnbaum, M. H. (2001). Introduction to Behavioral Research on the Internet. Upper Saddle River, NJ: Prentice Hall.
• Birnbaum, M. H. (2002). Wahrscheinlichkeitslernen. In D. Janetzko, M. Hildebrand, & H. A. Meyer (Eds.), Das Experimental-psychologische Praktikum im Labor und WWW (pp. 141-151). Göttingen, Germany: Hogrefe.
• Birnbaum, M. H., & Wakcher, S. V. (2002). Web-based experiments controlled by JavaScript: An example from probability learning. Behavior Research Methods, Instruments, & Computers, 34, 189-199.