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Summary Math Statistics Grade 11-Grade12

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Statistics made into a metacog for easy studying and revising Math Statistics Grade 11-Grade12

Institution
12th Grade
Course
Mathematics









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Institution
12th Grade
Course
Mathematics
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Uploaded on
February 15, 2023
Number of pages
10
Written in
2022/2023
Type
Summary

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Statistic
Grad 11 Note

Normal stats
Mean - the average
Sum of All Events divided by the number of Events
A ected by Outliers eg: 50% 50% 50% 20%
Median - middle number
Mode - most common number
range - the di erence
Largest Number - Smallest Number


Histograms




● Graphical representation of a set of data

, Frequency Polygons




● Alternative graphical representation of data
● Unlike Histogram, trends are easily recognized
● Plot the frequencies against the midpoints of the class intervals before
and after given data

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