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Maths A Level - Stats > Large data set - Visibility, Pressure and Cloud Coverage > Flashcards

Large data set - Visibility, Pressure and Cloud Coverage Flashcards

1
Q

What is visibility?

A

the greatest horizontal distance an object can be seen in daylight

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2
Q

how is visibility measured?

A

1Dm or 1 Decametre (10m)

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3
Q

How is pressure measured?

A

hectopascals (1hPa = 100Pa = 1milibar)

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4
Q

what is cloud coverage?

A

how many eighth of the sky is covered

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5
Q

what are the unit of cloud coverage?

A

Oktas

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Maths A Level - Stats (10 decks)

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