Ask me anything about the course material — R syntax, statistics concepts, interpreting output, or how to fix your code.
What is the difference between mean and median?
When should I use a boxplot vs histogram?
How do I interpret a skewness z-score?
What does na.rm=TRUE do?
Explain the pipe operator %>%
How do I read a CSV file in R?
What is kurtosis and why does it matter?
How do I detect outliers numerically?