Edexcel Large Data Set

• Five UK weather stations:

  Camborne

  Heathrow

  Hurn

  Leeming

  Leuchars
• Three overseas weather stations:

  Beijing

  Jacksonville

  Perth (In the southern hemisphere, so winter is June to August)
• Pressure is measured in Hectopascals (hPa)
• Daily Mean Temperature is measured in Degrees Celsius (°C)
• Daily Total Rainfall is measured in Millimetres (mm)
• Daily Total Sunshine is measured in Hours (hrs)
• Cloud cover measured in eighths (Oktas).
• Visibility is measured in Decametres (Dm)
• Daily Mean Windspeed and Daily Maximum Gust is measured in Knots (kn)
• A ‘trace or tr’ of rain is an amount less than 0.05mm. When cleaning data these should be changed to 0.
• A reading which is not available is listed as ‘n/a’. When cleaning data these should be removed.
• Time periods: May to October 1987 and May to October 2015
• Costal areas: Jacksonville, Perth, Hurn, Canborne, Leuchars
• Inland areas: Leeming, Heathrow, Beijing
• Humidity is the amount of water vapour in air
• Maximum wind was 23kns in Leauchars (June) (UK)
• Maximum wind was 14.1 kns Perth (October)
• Minimum wind was 0.9 kns at Jacksonville (October)
• Miniumum wind was 2 kns in Hurn (October)(UK)
• Warmest places in UK:

  Heathrow- 15.6

  Hurn- 14.1

  Camborne- 13.6

  Leeming- 12.7

  Leuchars- 12.2
• Coldest places in UK:

  Leuchars- 9.5

  Leeming- 10

  Carmborne- 11.2

  Hurn- 11.3

  Heathrow- 12.5
• Warmer Locations worldwide:

  Jacksonville- 24.8

  Beijing- 22.6

  Perth- 15.2
• Camborne (UK) and Jacksonville (USA) are the wettest places
• Heathrow is the driest in the UK and Worldwide
• Camborne and Leuchars are by the coast and it is windy
• In Beijing China, the summers are hotter and wetter and the winters are colder
• In Jacksonville the summers are hot
• In Perth, the summers are cold and the winters are warm (Flipped Seasons)
• December, January and February: Windier, Wetter, Darker and colder
• August, July and June: Calmer, Drier, Brighter and Hotter
• Wind/gust direction (Cardianal) is measured via compass directions
• Wind/gust direction (Bearings) is measured via degree
• Windspeed, Beaufort Conversion is measured via Qualitative measures
• Humidity is measured in %
• Extrapolation includes making predictions about values that are outside the observed range in a data set
• Dangers of Extrapolation can be inaccuracy and misleading conclusions