6.1.1

Statistics Basics

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Statistics Basics

Statistics can be used to describe a population. The mean, median, mode and range are common statistics.

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Mode

  • The mode is the most common value.
    • There may be more than one mode.
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Median

  • The median is the middle value when the values are ordered by size.
    • If there are two middle numbers then the median is the average of these two values.
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Mean

  • The mean is the sum of all the values divided by the number of items.
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Range

  • The range is the difference between the highest and lowest value.

Jump to other topics

1Number

1.1Place Value

1.2Factors & Multiples

1.3Operations

1.4Fractions, Decimals & Percentages

1.5Growth & Decay

1.6Measurements & Units

1.7Accuracy

2Algebra

3Ratio, Proportion & Rates of Change

4Geometry & Measures

5Probability

6Statistics

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