Large Data Set

Edexcel A-Level Maths

UK Locations North to South

UK Locations North to South

• Leuchars - Scotland (Windy)

• Leeming - North Yorkshire

• Heathrow - near London

• Hurn - near Bournemouth

• Camborne - Cornwall (Windy)

Overseas Locations

1. Jacksonville, Florida = hot summer, hurricane in October, more rainfall then UK

2. Beijing, china = hot, wet summer and cold winter

3. Perth, Australia = flipped seasons, on coast so high wind speeds

Daily Maximum Temperature

^oC

Daily Total Rainfall

mm

tr

• Trace

• Rainfall < 0.05 mm

Daily Total Sunshine

Hours

Daily Maximum Relative Humidity

• Measure of the saturation of water vapour in the atmosphere

• Given as a %

• Values >95 % associated with mist and fog

• It 100% condensation can occur

Daily Mean Windspeed / Daily Maximum Gust

• Knots, kn (1kn = 1.15mph)

• Beaufort Scale

Beaufort Scale

• Discrete scale of 13 values

• 0 = calm (<1kn)

• 12 = hurricane (>64kn)

Daily Mean Wind Direction / Daily Maximum Gust Direction

• Bearing ^o

• Cardinal Direction

Cloud Cover

• Oktas

• Eighths of the sky covered by cloud

• Discrete scale of 9 values

• 0 = clear sky

• 8 = complete overcast

Visibility

• dm

• 1dm = 10m

Pressure

• hPa

• 1 hPa = 100Pa

n/a

Reading not available

Time Periods

• May - Oct 1987

• May - Oct 2015

When was the great storm?

15-16th October 1987

• it affected the south of England

What data is discrete?

Cloud cover

How did the great storm affect the data?

• Wind speed was high

• Gust & rainfall was also affected

• Uk is normally cloudy & has less sun in October

What is discrete data

Data that can be counted and only has a certain value.

Is the opposite of continuous