Types of Graphs. 1  Types of Graphs: Bar Graphs. 2  Types of Graphs: Box and Whiskers (Boxplots) 3  Types of Graphs: Frequency Distributions.  Types of Graphs: 1  Histogram. Types of Graphs: Line Graphs.  Types of Graphs: Pie 1  Graphs. Types of Graphs: Scatter Graphs.  Types of Graphs: Stemplots.
The 1950s. By the end of the war, TVA had completed a 652-mile navigation channel the length of the Tennessee River, and had become the nationâs largest electricity supplier.
In fiscal year 2016, TVA sold over 94 billion kilowatt-hours of electricity to 61 municipals and 22 cooperatively owned utilities that distribute power in Tennessee. The local power companies provided more than 40 billion kilowatt-hours of electricity to about 2.8 million Tennessee households in 2016.