Graph the pair equations and and state whether they are parallel, perpendicular, or neither. TIP: Make sure each equation is written in the point-slope form. Think about the relationship between parallel lines and their slop, and perpendicular lines and their slope.   

Construct a table and graph the equation by plotting at least three points.  Select the graph below that matches the graph you drew on your paper. TIP: Think about what the slope tells you about the line as it moves from left to right.

What does skewness measure in a frequency distribution?

Use the distance formula    to find the distance between the points and . Simplify your answer and write the exact answer in simplest radical form for irrational answers. Remember: the distance is the distance between two points ad  

What does a step chart typically represent in medical studies, particularly in survival analysis?

What is the 50th percentile in a data set commonly referred to as?

What is the range of a data set?

Which type of chart is best suited for representing proportions or percentages of categories?

Percentiles divide a data set into how many equal parts?

Which of the following is an example of cumulative frequency?