SB- Statistics, Mean, Median, and Mode

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Where is the title of the graph?

at the top

mean (average)

This is the sum of the numbers in a set of data divided by how many numbers there are in the set of data.

trend

a pattern that the data follows over time

scale

gives you numbers so you can count how many of something there are (usually on the left side of the graph)

where are the labels on a graph?

on the left and at the bottom of the graph

circle graph

this is divide into sectors, with each sector representing a part of a set of data

median

this is the middle number in a set of data, arranged from smallest to largest (or largest to smallest)

mode

this is the number that occurs the most often in a set of data. The numbers don't need to be in order to find this.

line plot

this shows data on a number line with x or other marks to show frequency

line graph

this shows increases and/or decreases in data. They are usually best for showing trends or changes in something over a period of time

range

this tells you how far the numbers in a set of data are spread out. To find the range in a set of data, subtract the smallest number from the largest number.

bar graph

this uses thick bars to show information. They are used to compare amounts of similar things


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