Mathamatics Unit 1

Revision cards for Unit 1

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  • Created by: jack
  • Created on: 12-06-11 12:07

Types of Data...

Qualitative data is given in words.      E.G.  Team name

Quantitative data is given in numerical value.      E.G.  Height

Discrete data can only be a whole number.      E.g.  Shirt number

Continuous data can take any value.      E.G.  Height

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Questionaires...

An open question is when it has no suggested answers.

A closed question where response boxes are used.

Include at least three response boxes.

Include a more than response box.(Allows for other answers)

"Agree" or "Disagree" response boxes make the question un-biased.

Do not overlap rsponse boxs.

Must include a time frame.

Asking "do you agree" is a biased question.

Use a "or more" response box.

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Two way table...

Shows two types of data.

Use this for working out missing number.

Hiking

Canoeing

Climbing

Total

Under 15’s

42

      54       4

150

15 – 30

    77

16

47

100

Over 30

30

     5

15

  50

Total

  159

75

    66

300

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Pictograms...

Each picture represents a value.

Pictures mustbe drawn accurately.

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