Why should iqr be used to measure spread in skewed data instead of standard deviation

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Someone . me. compound probability

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b