Mathematics GCSE unit 1 calculator

From Collins GCSE reviseing book.

ISBN:978-0-00-734099-6

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  • Created by: Katie
  • Created on: 24-10-11 22:13

?Question?- Averages and range

mode:                                 

median:                               

mean:                                   

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...Answer... - Averages and range

Mode: most common

Median: Middle number

                     Sum of all values           

mean:     Total number of values

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?Question?- Frequency tables

The mode is the... it is NOT...

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...Answer...- Frequency tables

The mode is the value that has the highest frequency; it is NOT the frequency itself

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?Question?- grouped data and frequency diagrams

In exam what do i need to add for the mean. (working out the frequency)

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...Answer...- grouped data and frequency diagrams

In exam add another column to work out x X f (value multiplied by the frequency)

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?Question?- Histograms

How do you find the:

Fequency:                                      

Frequency density:                                      

Class width:                                          

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...Answer...- Histograms

Frequency: Frequency density X class width

                 Frequency           

Frequency density:           class width

        Frequency           

 Class width:    class width

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Comments

zohaib khan

it is boring the should add some coloure and background to make it more attractive

it was not that helpful

Alexa

Its okay =/

Alexa

Oh and btw is zohaib a female or male?

Lottie

Not very helpful, boring and no colour 

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