Conner Sept 8th School

Math Quiz 2: Displaying Data – Review


 Mean, Median and Mode: 

Mean,+Media,+Mode,+Range,+Posters

Types of Charts and Graphs:


Type of Graph Type of Data Purpose Discrete or Continuous
Bar Graph Categorical To compare categories Discrete
Pictograph Categorical To compare categories Discrete
Line Plot Numerical To find the typical data value for a narrow range Usually discrete
Stem-and-leaf Plot Numerical To find the typical data value for a wide range Usually discrete
Line Graph Numerical To see change over time Continuous

History of Communication: