Toutes nos formations sont désormais disponibles en "Live Virtual classes". Contactez-nous pour plus d’informations : formation@oxiane.luToutes nos formations sont désormais disponibles en "Live Virtual classes". Contactez-nous pour plus d’informations : formation@oxiane.lu

Biostatistics

Accueil » Formations » Data » Biostatistics
1230 € HT 2 jours DB-BIO

Biostatistics analyses with R

Programme

Pre-processing

  • Workflow
    • Using RStudio
    • Using RStudio projects
    • Using a simple files organisation method
  • Data management:
    • Import csv dataset, check and validate
    • subsetting dataset with dplyr package

Descriptive statistics:

  • variables type (numeric, factor) and their univariate and bivariate graphic representation
  • position parameters
  • dispersion parameters

Estimation

  • principle
  • sampling
  • sampling fluctuation
  • confidence interval
  • bias

Principle of Hypothesis Test

  • Null and alternative hypothesis
  • alpha error risk
  • pvalue
  • power and sample size calculation

Comparing a sample parameter to a reference parameter

  • for mean
  • for proportion

Comparing two samples

  • comparing two means (independent samples)
  • comparing two proportions (independent samples)
  • comparing two means (paired samples)
  • comparing two proportions (paired samples)
  • comparing more than two proportions (independent samples)

Comparing more than two means (independent sample)

  • ANOVA one way
  • Kruskal Wallis test
  • multiple comparisons

Comparing more than two means (paired samples)

  • mixed models (hierarchical model)
  • Friedman test
  • multiple comparisons

Assessing link between variables

  • two numeric variables
    • correlation
    • simple linear regression
  • two quantitative variables
    • independent chi test