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Exam questionKROK 2Medicine · 2018

Due to introduction of a new treatment method, average duration of therapy in the experimental group was 12.3±2 days compared to 15.4±0.4 days in the control group that was treated by the old method. What calculations should be made to estimate the statistical significance of the difference in the results?

Answer options

  1. T-test (Student’s t-distribution)
  2. Kolmogorov-Smirnov test
  3. Matching factor (chi-squared test)
  4. Wilcoxon T-test
  5. Sign test (Z-test)
Correct answer

T-test (Student’s t-distribution)

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