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Social Psychology > Quantitive Data > Flashcards

Quantitive Data Flashcards

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1
Q

What are the 3 measures of central tendency

A

Mean
Median
Mode

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2
Q

What group is the mean, medium and mode part of

A

Measures of Central Tendency

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3
Q

What is the mode

A

The most frequently occurring value

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4
Q

Advantage of mode

A

Useful when data is in categories (nominal data)

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5
Q

Disadvantage of mode

A

Not useful of describing data when there is one or more mode

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6
Q

What is the median

A

Middle value of scores

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7
Q

Advantage of median

A

Not affected by extreme scores

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8
Q

Disadvantage of median

A

Not all values are reflected in final calculation

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9
Q

What is the mean

A

Arithmetic average

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10
Q

Advantage of mean

A

Reflects the values of all the data

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11
Q

Disadvantage of mean

A

Unrepresentative of the data set if there are extreme values

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12
Q

What are the measures of dispersion

A

Range
IQR
Standard deviation

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13
Q

What is the range

A

Highest value - lowest value

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14
Q

Advantage of range

A

Convenient way to express spread out data is
Easy to calculate

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15
Q

Disadvantages of range

A

Affected by extreme values
Does not take into account the distribution of data

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16
Q

Advantage of IQR

A

Removes extreme values from data

17
Q

Advantages of standard deviation

A

Precise measure of dispersion
Not difficult to calculate using calculator

18
Q

Disadvantages of standard deviation

A

May hide extreme values
Cannot be immediately sensed from data

19
Q

What does the standard deviation work out

A

How far scores are spread from the mean

20
Q

Disadvantage of IQR

A

Can’t be used on its own

21
Q

What does a small standard deviation score mean

A

Consistent

Social Psychology (10 decks)

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