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CougarStats: An R Shiny App for Statistical Data Analysis

Overview

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CougarStats is an open-source platform-independent browser-based interface for statistical data analysis.

You can use the app on our website: https://www.cougarstats.ca/

or using our backup on Shinyapps.io server by clicking https://cougarstats.shinyapps.io/CougarStats/

The name CougarStats is inspired by Mount Royal University's athletics mascot, the cougar, symbolizing strength and agility, and by the app's focus on statistics.

Key features

  • Calculate the descriptive statistics (ex. mean, median, mode, quartiles, IQR, standard deviation, check for potential outliers etc.)
  • Construct a Boxplot, Histogram, Stem and Leaf plot, and Scatterplot
  • Calculate the marginal, joint, union, and conditional probabilities for a contingency table
  • Calculate exact and cumulative probabilities for Binomial, Poisson, Hypergeometric and Negative Binomial distributions
  • Calculate cumulative probability for Normal distribution
  • Sample size estimation
  • Confidence interval and Hypothesis test for
    • one population mean
    • difference between two population means (independent samples)
    • population mean difference of paired populations (dependent samples)
    • one population standard deviation
    • one population proportion
    • difference between two population proportions
    • ratio of two population variances
  • Wilcoxon rank sum test (or the Mann-Whitney U test)
  • One-Way Analysis of Variance (ANOVA)
  • Kruskal-Wallis Test
  • Chi-Square test of independence
  • Fisher's Exact Test
  • Simple Linear Regression and Correlation Analysis
    • Pearson's product-moment correlation
    • Spearman's rank correlation coefficient
    • Kendall's tau
  • Multiple Linear Regression
  • Binary Logistic Regression

Who is CougarStats for?

  • Students enrolled in an introductory statistics class
  • Instructors wanting to use an open-source tool in their labs

Developers

Project supervisor

Current project members

Citation

  • Krishnamurthy, A., et al. (2025). CougarStats: An R Shiny app for statistical data analysis [Web application]. https://www.cougarstats.ca/

Acknowledgements

Funding Agency / Coursework Recipient Date(s)
Alberta Innovates Summer Research Studentships Darren Law Yan Lun May 2025 through August 2025
Faculty of Science and Technology (FST) Student Research Award Jacie Bennett May 2025 through August 2025
Faculty of Science and Technology (FST) Student Research Award Diana Vi May 2025 through August 2025
Provost's Teaching and Learning Enhancement Grant (TLEG) Samantha Brian January 2025 through May 2025
Provost's Teaching and Learning Enhancement Grant (TLEG) Bryce Carson November 2024 through January 2025
Provost's Teaching and Learning Enhancement Grant (TLEG) Michael Myer September 2023 through April 2024
Faculty of Science and Technology (FST) Student Research Award Michael Myer June through August 2023
COMP 5690: Senior Computer Science Project Crystal Wai September through December 2022

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