Edexcel A Level Maths - The Large Data Set

Which dates does the Large Data Set cover?

May-October 1987

May-October 2015

What are the 5 UK weather stations?

Camborne (Cornwall)

Heathrow (near London)

Hurn (Dorset - south coast)

Leeming (Yorkshire - North England)

Leuchars (Scotland)

What are the 3 overseas weather stations?

Beijing (China)

Jacksonville (Florida, USA)

Perth (Australia)

What significant weather events happened in Camborne?

October 1987 - Great Storm

What significant weather events happened in Heathrow?

October 1987 - High winds due to storm

July 2015 - Heatwave

What significant weather events happened in Hurn?

October 1987 - Great Storm

August 2015 - Wettest August on record (since 1977)

What significant weather events happened in Beijing?

Autumn 2015 - Unusually wet

What significant weather events happened in Jacksonville?

August 1987 - very high temperatures + low rainfall (drought)

June 2015 - abnormally high average temperatures

What significant weather events happened in Perth?

July 1987 - wetter than average

Winter/ Spring 2015 (June-Oct) - abnormally dry

What are the 10 variables?

Daily mean temperature (℃)

Daily total rainfall (mm)

Daily total sunshine (hrs)

Daily mean windspeed (kn/knot)

Daily maximum gust (kn)

Daily maximum relative humidity (%)

Daily mean cloud cover (oktacs)

Daily mean visibility (Dm)

Daily mean pressure (hPa)

Wind Direction

What does tr mean?

trace - less than 0.05mm of rainfall

What are the units for daily total sunshine?

hrs

What are the units for daily mean wind speed and daily maximum gust?

kn (knot)

What are the units for daily maximum relative humidity?

%

What are the units for daily mean cloud cover?

oktacs (eighths)

How is wind direction measured/ recorded?

As a bearing

What are the units for daily mean visibility?

Dm

What are the units for daily mean pressure?

hPa

What are the values on the Beaufort Scale?

0 = Calm = <1kn

1-3 = Light = 1-10 kn

4 = Moderate = 11-16 kn

5 = Fresh = 17-21kn

1 kn = ?mph

1kn = 1.15mph