11: Biostatistics

  • What is a confidence interval?

    What is a confidence interval?

    A confidence interval is a range of values, derived from sample data, that is likely to contain the true population…

  • What is p-value in hypothesis testing?

    What is p-value in hypothesis testing?

    The p-value is the probability of obtaining results at least as extreme as the observed results, assuming the null hypothesis…

  • What is correlation?

    What is correlation?

    Correlation is a statistical measure that describes the strength and direction of a relationship between two variables.