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Maths > Large Data Set > Flashcards

Large Data Set Flashcards

1
Q

Coldest UK location

A

Leuchars

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2
Q

Locations

A

Leuchars Jacksonville Beijing
Leeming. Perth
Heathrow
Hurn
Camborne

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3
Q

Second coldest Uk location

A

Leeming

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4
Q

Warmest UK location

A

Heathrow

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5
Q

Second warmest UK location

A

Hurn

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6
Q

Median UK location (temperature)

A
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7
Q

Warmest international location

A

Jacksonville

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8
Q

Coldest international location

A

Perth

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9
Q

Temperature

A

Degree celsius ºc

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10
Q

Rainfall

A

mm

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11
Q

Sunshine

A

Hours

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12
Q

Daily maximum relative humidity

A

measured as a % of maximum water vapour that could be in the air (total saturation is 100%)

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13
Q

UK wind meaning

A

Daily mean wind speed and daily max gust measured in knots, direction of both measure in degrees (bearing)

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14
Q

Visibility

A

Greatest horizontal distance at which prominent objects can be seen in daylight. Measured in dm (decametres)

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15
Q

Pressure

A

measured in hPa (hectopascals)

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16
Q

Daily mean total cloud

A

measured in oktas (eighths of the “celestial dome”)

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17
Q

International wind

A

daily mean measured in knots with Beaufort conversion

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18
Q

Which months have the highest average temperature in the UK?

A

July (Camborne, Hurn, Heathrow), August (Leeming & Leuchars)

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19
Q

Is there a difference between 1987 average temperatures and 2015?

A

Increase at all locations (ranging from +0.2 in Leeming to +1 at Heathrow)

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20
Q

Which months are wettest for UK cities?

A

July (Leuchars)
October (Leeming)
August (Camborne, Heathrow & Hurn)

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21
Q

Where are the wettest locations?

A

Cambourne (UK), Jacksonville (International)

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22
Q

Where are the driest locations?

A

Heathrow (UK), Beijing (of the 3 international)

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23
Q

Which months are windiest?

A

October (Jacksonville)
May(all UK locations & Beijing)
September (Perth)

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24
Q

Which months are covered?

A

May to October

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25
Q

Which years are covered?

A

1987 & 2015

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26
Q

Why was October 1987 very windy in the south of England?

A

There was a hurricane

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27
Q

Southern Hemisphere

A

perth

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28
Q

Northern hemisphere

A

Jacksonville, Beijing

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29
Q

Perth rainfall values

A
  • 102 mm
  • Perth should have some zero (Trace values)
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30
Q

What does a trace value mean?

A

Less than 0.05mm of rain (little to none)

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31
Q

Which months are Spring in the Northern Hemisphere?

A

May/June

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32
Q

Which months are Summer in the Northern Hemisphere?

A

July/August/Sept

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33
Q

Which months are Winter in the Southern Hemisphere?

A

July/August/Sept

34
Q

Which location has the highest temp?

A

Jacksonville

35
Q

Which location has the lowest temp?

36
Q

Coastal stations

A

Leuchars, Hurn, Camborne, Jacksonville, Perth

37
Q

Camborne temp range

38
Q

Heathrow temp range

39
Q

Hurn temp range

40
Q

Leeming temp range

41
Q

Leuchars temp range

42
Q

Camborne wind speed range

43
Q

Heathrow wind speed range

44
Q

Hurn wind speed range

45
Q

Leeming wind speed range

46
Q

Leuchars wind speed range

47
Q

Beijing temp range

48
Q

Jacksonville temp range

49
Q

Perth temp range

50
Q

Beijing wind speed range

51
Q

Jacksonville speed range

52
Q

Perth wind speed range

53
Q

Gust (UK only) typical values

A

8-52 knots

54
Q

rainfall (UK) typical values

55
Q

Pressure typical values

A

988-1038hPa

56
Q

Windspeed on Beaufort scale

A

Max is ‘fresh’ (5) most light

57
Q

Sunshine (UK) typical values

58
Q

Cloud cover typical values

59
Q

Leuchars location

60
Q

Leeming location

A

Noth Yorkshire

61
Q

Heathrow location

A

West of central London

62
Q

Hurn location

63
Q

Camborne location

64
Q

Jacksonville location

65
Q

Perth location

A

South-western Australia

66
Q

Beijing location

A

Northeast China

67
Q

Knot

A

1kn=1.15 mph

68
Q

Beaufort scale

A

0 = calm (< 1kn)
1-3 = light (1-10kn)
4 = moderate (11-16kn)
5= fresh (17-21kn)

69
Q

Cloud cover is probability distribution

A

P (C=c) = 1/9, c=0, 1, 2, 3, 4, 5, 6, 7, 8

70
Q

Calculating mean with calculator

71
Q

Which region in the UK is often an outlier?

72
Q

What makes values more reliable?

A

Is mean is higher and standard deviation is lower

73
Q

Which location is the highest?

74
Q

Which places tend to be windy/rainy?

A

Coastal stations (Leuchars, Hurn, Camborne, Jacksonville and Lerth’

75
Q

Which places tend to be warm/sunny?

A

South stations

76
Q

Which place has high temp but low wind speed?

A

High temperature suggests overseas (not Perth) and low wind speed suggest not close to sea so Beijing

77
Q

High temperature

A

Overseas (27.2) as Beijing and Jacksonville

78
Q

Low wind speed

A

E.g 3.5 so not Jacksonville or Perth

79
Q

High mean and smaller standard deviation

A

Results more reliable

80
Q

When is winter in Perth?

81
Q

What happened in October in 1987 in the UK?

A

The Great Storm

82
Q

What happened in October in Jacksonville 1987.

A

Hurricane Floyd

Maths (5 decks)

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