Measures of central tendency Flashcards

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1
Q

What is the mean?

A

Statisical average

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2
Q

Strengths of the mean

A
  • Uses all data
  • Most powerful and sensitive
  • Suitable for use with interval/ratio data
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3
Q

Weaknesses of the mean

A
  • Can be misrepresentative if there are extreme values
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4
Q

What is the median?

A

Middle value

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5
Q

Strengths of the median

A

Relatively unaffected by extreme values

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6
Q

Weaknesses of the median

A

Not as sensitive as the mean as not all values are reflected

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7
Q

What is the mode?

A

Most common number

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8
Q

Strengths of the mode

A

Useful when data are in categories

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9
Q

Weaknesses of the mode

A

Not used a lot as there can be multiple modes and it doesn’t tell a lot about the rest of the scores

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