Confidence Interval Based Parameter Estimation—A New SOCR Applet and Activity
2011

New SOCR Applet for Confidence Intervals

Sample size: 609 publication 10 minutes Evidence: moderate

Author Information

Author(s): Christou Nicolas, Dinov Ivo D., Hernandez Montoya Alejandro Raul

Primary Institution: University of California Los Angeles

Hypothesis

How can we effectively estimate confidence intervals using interactive web-based tools?

Conclusion

The SOCR confidence interval applet allows users to explore and validate various confidence interval estimation methods interactively.

Supporting Evidence

  • The SOCR confidence interval applet allows users to interactively sample from various distributions.
  • The applet provides simulations for estimating confidence intervals for population parameters.
  • Results showed effective coverage rates for confidence intervals in simulations.

Takeaway

This study shows a new online tool that helps people understand how to calculate confidence intervals, which are like ranges that help us guess the true value of something based on a sample.

Methodology

The study involved simulations and interactive demonstrations using the SOCR confidence interval applet to estimate various population parameters.

Limitations

The applet's effectiveness may depend on the user's understanding of statistical concepts and the quality of the input data.

Participant Demographics

The study included data from various populations, including Alzheimer's disease patients and normal controls.

Statistical Information

P-Value

0.921

Confidence Interval

[5.732, 6.038]

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0019178

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