Frequency Distributions (Junior Cert Mathematics): Flashcards
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Definition of frequency distribution
Definition of frequency distribution
A way to organise data into a table
Purpose of grouping data in freq. distribution
Purpose of grouping data in freq. distribution
To show how often each value appears
Why freq. distributions make data easier to read
Why freq. distributions make data easier to read
Turn long lists into simple organized tables
How freq. distributions help find patterns
How freq. distributions help find patterns
Show which values appear most/least often
How freq. distributions prepare data
How freq. distributions prepare data
Make calculations like mean, median, mode easier
Calculations made easier by freq. distributions
Calculations made easier by freq. distributions
Mean (average), median, mode
Graphs created from freq. distributions
Graphs created from freq. distributions
Bar charts or histograms
What frequency shows in a freq. table
What frequency shows in a freq. table
How often each value appears
What a freq. distribution table represents
What a freq. distribution table represents
A summary of your data
How freq. tables help spot patterns
How freq. tables help spot patterns
Show which numbers appear most and least often