Inference for Variances

Inference for Variances

Learn about confidence intervals and hypothesis tests for one and two variances, assuming normally distributed populations. Explore the sampling distribution of sample variance and derive confidence intervals for variances and their ratios. Examine examples of confidence intervals and hypothesis tests for both single and two-variance scenarios. Investigate the robustness of these statistical procedures when the normality assumption is violated. Gain insights into the limitations and potential pitfalls of these methods when applied to non-normal distributions.