Lds 3

Question 1

What are the locations included in the Large Data Set?

Answer 1

5 UK weather stations and 3 overseas locations

The data set covers locations both within the UK and internationally.

Question 2

What time periods does the Large Data Set cover?

Answer 2

May-October 1987 and May-October 2015

Each period spans 6 months.

Question 3

What seasons do May and June represent in the UK?

Answer 3

End of spring

This is specific to the UK climate.

Question 4

What season is July-September in Perth, Australia?

Answer 4

Winter

This is due to Perth being in the southern hemisphere.

Question 5

When did the UK Great Storm occur?

Answer 5

Night of 15-16 October 1987

This storm was notable for its intensity.

Question 6

What wind gusts were recorded during the UK Great Storm?

Answer 6

Gusts up to 100 knots

This is equivalent to approximately 115 mph.

Question 7

What hurricane occurred on 12 October 1987?

Answer 7

Hurricane Floyd

This hurricane impacted Florida.

Question 8

What hurricane occurred on 1-2 October 2015?

Answer 8

Hurricane Joaquin

This hurricane also affected Florida.

Question 9

What variables were recorded in the Large Data Set?

Answer 9

• Daily Mean Temperature
• Daily Total Rainfall
• Daily Mean Pressure
• Daily Mean Windspeed
• Daily Maximum Gust
• Daily Mean Wind Direction
• Daily Maximum Gust Direction
• Daily Total Sunshine
• Daily Maximum Relative Humidity
• Daily Mean Total Cloud

Each variable provides critical weather data.

Question 10

What is the unit for Daily Mean Pressure?

Answer 10

hPa (hectoPascal)

1 hPa = 100 Pa.

Question 11

How is Daily Mean Windspeed measured?

Answer 11

Knots (1 kn = 1.15 mph)

This is a common unit for measuring wind speed.

Question 12

What does the Beaufort scale measure?

Answer 12

Wind speed

It is a discrete scale of 13 values.

Question 13

What are the cardinal directions used for in the data set?

Answer 13

To indicate wind direction

This helps in understanding weather patterns.

Question 14

What is the scale used for Daily Mean Total Cloud?

Answer 14

Oktas (eighths)

Scale ranges from 0 (clear sky) to 8 (completely overcast).

Question 15

What does a Daily Maximum Relative Humidity over 95% indicate?

Answer 15

Mist and fog

High humidity levels can lead to these weather conditions.

Question 16

What does ‘tr’ indicate in the context of rainfall?

Answer 16

Trace

This indicates very light rainfall.

Question 17

What is the range for Daily Total Sunshine recorded?

Answer 17

Hours

This variable measures the amount of sunshine in a day.