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Maths > Histograms > Flashcards

Histograms Flashcards

unit 3.4

1
Q

How do you represent grouped continuous data ?

A

in a histogram

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2
Q

What is the area of the bar proportional to ?

A

the frequency in each class

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3
Q

What is the formula for frequency density ?

A

frequency/class width

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4
Q

How do you make a frequency polygon from a histogram ?

A

join the middle of the top of each bar

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Maths (26 decks)

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