Definitions
Graphs
True or False
Mean or Mode
Perfect Graphs
100
The number that occurs the most often in a set of data.
What is the mode?
100
Uses pictures or symbols to display data.
What is a pictograph?
100
A sample group is a small number of a larger group.
What is true?
100
Find the mean of these numbers: 5,5,5,10,10,15,20
What is 10?
100
Tells what the graph is about.
What is the title?
200
The average number found by adding up all the numbers and dividing by the number of numbers.
What is the mean?
200
Displays data using bars or equal width on a grid.
What is a bar graph?
200
A bar graph can be vertical or horizontal.
What is true?
200
Find the mode of these numbers: 5,5,5,10,10,15,20
What is 5?
200
Explains the x and y axes data.
What are the labels?
300
Tells how spread out the numbers are in the data.
What is the range?
300
Displays data using a circle divided into sections.
What is a pie graph?
300
A line graph should only be used for graphing time.
What is true?
300
Find the mean of these numbers: 75,70,36,51,18
What is 50?
300
Ruler lines were used, equal sized bars, coloured with bold colours.
What is neatness?
400
Grouping data to be more manageable in order to make a graph.
What are intervals?
400
A graph showing data points joined by line segments.
What is a line graph?
400
A perfect graph should receive 4 points.
What is false? It receives 5 points.
400
Find the mode of these numbers: 75,70,36,51,18
What is ---there is none??!!
400
Matches the data found in the tally chart.
What is accuracy?
500
A graph that is not fair, it favours one thing.
What is bias?
500
Two bars shown for each item on the x-axis.
What is a double -bar graph?
500
Intervals should always have the same range.
What is true?
500
Find the mean of these numbers: 8,4,8,2,4,8,7,8
What is 6 remainder 1 (6) ?
500
The numbers on the y-axis of the graph.
What is the scale?
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