Large Data Set Info Flashcards

1
Q

What is daily mean total cloud measured in

A

Octas

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2
Q

What is visibility measured in

A

DM

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3
Q

What is mean wind speed measured in

A

Beafourt conversion or knots

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4
Q

What is sunshine measured in

A

Hours

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5
Q

What is pressure measures in

A

hPa

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6
Q

What is rainfall measured in

A

Mm

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7
Q

What is windspeed measrued in

A

Knots or Beaufort conversion

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8
Q

Only location in Southern Hemisphere

A

Perth

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9
Q

Places in england north to south

A
Leuchars 
Leeming 
Hethrow 
Hurn
Camborne
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10
Q

Where to tr and N/A not appear

A

Overseas

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11
Q

Meaning of tr or trace

A

Less than 0.05mm of rain, use 0.025 in calculation

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12
Q

What is maxium gust measures in

A

Bearings or cardinal direction

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13
Q

What is mean wind direction measured in

A

Cardinal directions

N,NNE ( 16)

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14
Q

Dates covered in large data set

A

1st of may till october 31st

6 months or 184 days

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15
Q

3 overseas locations

A

Perth
Florida
Beijing

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16
Q

Beijing 1987 and 2015

A

Significantly colder may to September

17
Q

5 variables overseas

A
Daily mean temperature (°C)
Daily total rainfall (mm)
Daily mean pressure (hPa)
Daily mean wind speed (knots)
Daily mean wind speed ( Beaufort conversion )
18
Q

What are the 2 types of data from the large data set that cannot be normatively distributed

A

Rainfall , doesn’t fall around the mean

Daily mean wind direction ( Beaufort conversion )