What is a mode?
Data point that appears the most in a data set
What the range of a data set?
The difference between the largest data point and smallest data point
What is the median of a data set?
The middle number or average of middle numbers once data set is ordered in ascending order.
What is the difference between a data set and a data point?
A data point is a single value collected in an experiment or study. A data set is all the values collected in an experiment or study.
What are the 3 types of graphs and when are they used?
Bar graph: Used to show categories
Line graph: Used to show the change over time
Scatter Plot: Used to show how two variables affect one another. Neither variable is time.
Find the average of the following data set:
1, 2, 1, 2, 4
2