LDS Flashcards
what lds ref number
ref number to the idex of data
how many makes in lds
5
what is propulsion type field
code for type of fuel used
what is body dype id
type of car body
what is gov region field
enlish region of current keeper
what si leeper title id
registered ownders cirremt hemder
what engine size
size of engin in cm3
what year registed
year first registered
what mass
mass of vehicle, includign driver
what mass of driver
75kg
what units of emmosions
g/km
regions of lds
london
nw sw
prop type 1
petrol
prop type 2
diesel
prop tyep 3
electric
prop type 7
gas/petrol
prop type 8
electric/petrol
body type 1
2 door salloon
body tyep 2
4 door salloon
body tyep 3
saloon
body tyep 4
conertible
body type 5
coupe
body type 6
estate
body type 13
3 door hatchback
body type 14
5 door hatchback
body type 96
multi purpose vehicle
reg keeper 1
male
reg keeper 2
female
reg keepper 3
not used
reg keeper 4
unkown
reg keeper 5
company
how many electirc vehicles in data set
1
what prop types not used in aqa
4
5
6
dates of when data extracted
june 2002 - 3rd to 9th
june 2016 - 6th to 12th
whats wack about teh data set w regards t odates
only few days wort of data
what random number in lds
random number assigend to each bit fo data, to allow liek sampling and shit doen
what % of cards have c02 emmsions
83
what % of cards have c0 emmsions
82
what % of cards have NOX emmsions
81
what % of cards have particualte emmsions
24
which cars only have particulate data
diesle
what % of cards have hydrocarbon emmsions
51
what do icnpmplete data and shit mean
data shoudl eb cleaned and sorted before samples taken
how many cars from lds
3827
are cars from lds random
no
bc cars from lds not random what mena
not fully representaive fo whoel courtry
frequency of bmw
551
freq of ford
1089
freq of toyota
275
freq of vaxhaull
1069
freq of vw
843
with lds what does limited makes of cars mean
not fully repesentatiev fo all cards
freq of petrol
2301
freq of diesel
1396
freq of electric
1
freq of gas or petrol
1
freq of electrical/petrol
118
analysis of certain prop types may be what for the whoel coutnry
not fully rep
order of regiosn with most data to least
SW
NW
London
most common body tyep fo car
14 - 5 door hatchback
freq of london
998
freq of nw
1164
freq of sw
1665
when will missing data be an error
when car make or body type is missing
when are all icnorrect masses of cars from (of 0kg)
2002
in 2015 what happened which may affect valeus of newer cars
a legal limit of CO emssions was reduced to 1g/km
approx of mass
900 to 2500 kg
approx of engine size
650 to 5000 cc
apporx of co2
anythign up to 340gkm
co approx
0.013 to 1.2 gkm
nox approx
0.002 gkm to 0.652 gkm
approx for part and hc
simialr to c0 and nox
Most to least common car makes
Ford
Vaxhaull
Vw
BMW
Toyota
Prop type most common to least
Petrol 1
Diesel 2
Electric/petrol 8
Petrol/gas 7
Electric 3
Body type freq most to least
5 hatchback - 14
3 hatch back 13
Estate 6
Mpv 96
4 saloon 2
Coupe 5
Convertible 4
Saloon 3
2 door saloon1
Freq of reg keeper
Male 1
Company 5
Female 2
Unknown 4
Not used 0
