Interview Questions and Answers

Example:

In a study tracking time to failure of light bulbs, if some bulbs are still functional at the end of the study, it is Type I censoring.

Example:

Comparing the distributions of test scores between two different teaching methods when assumptions for a t-test are not met.

Example:

A treatment is effective in both men and women, but when the data is combined, it seems ineffective due to differences in baseline characteristics.

Example:

Choosing between linear and quadratic regression models based on AIC values.

Example:

Creating multiple bootstrap samples from a dataset to estimate the uncertainty around the mean.