Chi-Quadrat-Anpassungstest-Rechner

Testen Sie, ob beobachtete Häufigkeiten einer erwarteten Verteilung entsprechen.

Chi-square Contribution

0.5000

Deviation (O - E)-5.00
Freiheitsgrade4

Chi-square Contribution vs Observed Frequency

Formel

Chi-Square Goodness of Fit

chi2 = Sum((O-E)^2/E)

Tests observed vs expected frequency distribution.

Lösungsbeispiel

O=45, E=50, k=5.

  1. 01chi2 = 25/50 = 0.5
  2. 02df = 4

Häufig Gestellte Fragen

Min expected?

At least 5 per category.

Significant result?

Observed differs from expected.

Vs independence test?

Goodness of fit tests one variable; independence tests two.

Lernen

Understanding the Normal Distribution

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