Large data set Flashcards
5 makes of car in large data set
Volkswagen
BMW
Ford
vauxhall
Toyota
3 regions in large data set
London
North west
South west
5 propulsion types
-Petrol
-Diesel
-Electric
-gas/petrol
-electric/petrol
How many cars in data set are electric, how many are gas/petrol
1 of each
5 keeper Title ID’s
large data set
-Male
-Female
-Not known (this keeper title is not shown in data set)
-Unknown (Dr, Reverend, etc)
-Company
How many years does the large data set consider
which years
2002 and 2016
gap due to emissions scandal
Emission types
CO2 Carbon dioxide
CO Carbon monoxide
NOX Oxides of nitrogen
hc : hydrocarbon
Part: Particulate emissions
(this measure only applies to diesel cars)
Units for emissions
g/km
units for mass in LDS
Kg
units for engine size LDS
cm^3
Added onto the masses of the cars, what is the average mass of a Driver
75kg
Which data is missing in the large data set
particulates emissions only for diesel vehicles (24% of the whole database)
Hydrocarbon emissions known for 51% of vehicles
Emissions data (CO2, CO and NOX) is only known for around 80% of the whole database
Emissions data (__, ___, ___) is only known for around _ of the whole database
CO2, CO and NOX
80%
Particulate emissions are only applicable to ___ cars
diesel