Chapter Three Flashcards

Central Tendency (5 cards)

1
Q

How to compute mean

A

Find average of values

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2
Q

How to compute median

A

Find middle number (if even amount of values find average between them)

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3
Q

How to compute mode

A

Find most frequent value

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4
Q

Under what circumstances does the mean not provide a represntative value

A

When a distribution contains a few extreme scores, is very skewed, or when there is data from a nominal scale

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5
Q

In a symmetrical distribution what is the relationship between mean, median, and mode

A

All equal

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