An n x n matrix is a(n)
___ of another 2 x n matrix when their product is an identity matrix.

What kind of bond pays interest which is exempt from tax?

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81

Anita has a success rate of 80% on free throws in basketball. she wants to know the estimated probability that she can make exactly four of five free throws in her next game. how can she simulate this scenario? categorize each simulation of this scenario as correct or incorrect.