Grouping data

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What are class intervals?
Groups that do not overlap
1 of 6
What are upper and lower class boundaries?
Boundaries between one class and the next
2 of 6
What is class width?
The difference between the upper class boundary and the lower class
3 of 6
By data being grouped, what can it help you see?
The distribution of the data and identifying patterns
4 of 6
What happens if you have too few or too many groups?
The pattern of the data may not be clear
5 of 6
What can you do if a group contains only a few data values?
Combine adjacent groups
6 of 6

Other cards in this set

Card 2

Front

What are upper and lower class boundaries?

Back

Boundaries between one class and the next

Card 3

Front

What is class width?

Back

Preview of the front of card 3

Card 4

Front

By data being grouped, what can it help you see?

Back

Preview of the front of card 4

Card 5

Front

What happens if you have too few or too many groups?

Back

Preview of the front of card 5
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