What months is the large data set for?
May - October
How many days are there in each of the months of the large data set?
May 31 June 30 July 31 August 31 September 30 October 31
What two years is the large data set for?
1987 and 2015
How many days of the year are covered in the large data set in total?
184 days per year
What is a trace (tr) value?
A trace value is less than 0.05mm of daily total rainfall. In calculations, take these values to be 0.
What does n/a mean?
Not available. Remove these when calculating statistics.
If someone wanted to systematically sample 20 pieces from the large data set, why might this process not generate a sample size of 20?
Some of the data set has gaps
In the Northern hemisphere, what season does May fall in?
End of spring
In the Northern hemisphere, what season is June to August?
Summer
In the Northern hemisphere, what season are September and October in?
Autumn
How are coastal areas affected by the weather?
Higher wind speeds and lower temperatures
When are the winter months in Perth?
June-August
Describe the weather in Beijing compared to the UK.
Higher temperatures but more variation in temperature than Jacksonville
Describe the climate in Jacksonville compared to the Uk
Higher temperatures and increased rainfall
Compare the climate in Perth compared to the UK.
Windier
How could Perth being in the Southern hemisphere affect data comparison?
Perth experiences the opposite season to the other locations in the data set.
When was the Great Storm of 1987?
15th and 16th of October
What variables were affected by the Great Storm of 1987 in the UK?
Daily mean wind speed, daily maximum gust, daily total rainfall.
The Great Storm has less of an impact on daily total sunshine and cloud cover because it’s usually cloudy and less sunny in October anyways.
The mean temperature in June and July for a location is 27.2 and the mean wind speed is 3.5. Suggest the location from the LDS giving reasons.
Beijing
Too high temperature for the UK
Not windy enough for coastal areas i.e. Perth and Jacksonville
Where is missing data (‘n/a’ or ‘-‘) found in the data set?
The first half of May 1987 has missing values in UK locations for total daily total sunshine, mean windspeed and maximum gust. Other ‘n/a’ and ‘-‘ values can also be found haphazardly around the data set.
What happened in October 2015?
Hurricane Joaquin
