Exam 11: Making Sense of Data: First Steps

By subtracting the minimum value from the maximum value in a batch of numbers you can calculate the _______.

The _________ is a value that divides a distribution in half.

The ____________ is the square root of the variance.

An empirical ___________ distribution is a table that shows the number of observations having each value of a variable.

Why would one want to use a trimmed mean instead of a mean? In your answer please provide a numerical example that demonstrates the advantage.