Which two activities are examples of data collecting?
A. Counting the number of fish in a pond
B. Graphing the heights of baseball players
C. Measuring the heights of baseball players
D. Using a mathematical model to predict the winner of a race

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.

Which statements are true about box plots? check all that apply. they describe sets of data. they include the mean. they show the data split into four parts. they show outliers through really short “whiskers.” each section of a box plot represents 25% of the data.