Histograms Flashcards by Alice Bailey

Q

What is plotted along the y axis on a histogram

A

The frequency density

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Q

What is the formula to work out frequency density

A

Frequency density = frequency / class width

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Q

What represents the frequency in a histogram

A

The area of the bar

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Q

What is the formula for frequency in histograms

A

Frequency = frequency density x class width

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