# 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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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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Frequency: Frequency density X class width

Frequency

Frequency density:           class width

Frequency

Class width:    class width

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

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Its okay =/

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Oh and btw is zohaib a female or male?

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Not very helpful, boring and no colour

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