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Two-Tailed F-Test

Two-Tailed F-Test
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2019-12-14 15:44
CalculusProbability & StatisticsGeometric Construction
This example demonstrates the process and visualization of a two-tailed F-test in statistics, involving core concepts like hypothesis testing, F-distribution, and confidence intervals. It uses GeoGebra commands like InverseFDistribution, Integral, and Textfield for construction, suitable for high school and above mathematics and statistics education.

GeoGebra Commands & Parameters

  1. InverseFDistribution(d1, d2, 1 - alpha / 2) → cvhigh
  2. Integral(f, Fc, Infinity) → p1
  3. Textfield(alpha) → InputBox1
  4. Integral(f, 0, Fc) → p2
  5. Textfield(n1) → InputBox2
  6. Textfield(n2) → InputBox3
  7. Integral(f, 0, cvlow) → a2
  8. Integral(f, 0, F1c) → p1a
  9. Integral(f, cvhigh, Infinity) → a