1. What measures of center and spread are best used if the data is symmetrical and asymmetrical? Explain your reasoning.
2.
What are the different shapes of a data set? Explain left and right skew and how this affects the mean of a data set.
3.
What is the difference between correlation and causation? What makes causation difficult to prove?

Select all of the following expressions that are equal to 2.5.

Provide all steps given to find the answer. simplify: 5(2x+9)²

Really need ! 35 create an equation that can be used to find the value of x? hint: what type of angle pair do you see? here are the questions to answer, after you create an equation: 1) what should be the total amount used for this type of angle pair? explain how you know. 2) what is the answer to your equation for "x"? 3) after you find your answer for "x" in your equation, find the degree measurement for angle aed?