LDS Flashcards
1
Q
what lds ref number
A
ref number to the idex of data
2
Q
how many makes in lds
A
5
3
Q
what is propulsion type field
A
code for type of fuel used
4
Q
what is body dype id
A
type of car body
5
Q
what is gov region field
A
enlish region of current keeper
6
Q
what si leeper title id
A
registered ownders cirremt hemder
7
Q
what engine size
A
size of engin in cm3
8
Q
what year registed
A
year first registered
9
Q
what mass
A
mass of vehicle, includign driver
10
Q
what mass of driver
A
75kg
11
Q
what units of emmosions
A
g/km
12
Q
regions of lds
A
london
nw sw
13
Q
prop type 1
A
petrol
14
Q
prop type 2
A
diesel
15
Q
prop tyep 3
A
electric
16
Q
prop type 7
A
gas/petrol
17
Q
prop type 8
A
electric/petrol
18
Q
body type 1
A
2 door salloon
19
Q
body tyep 2
A
4 door salloon
20
Q
body tyep 3
A
saloon
21
Q
body tyep 4
A
conertible
22
Q
body type 5
A
coupe
23
Q
body type 6
A
estate
24
Q
body type 13
A
3 door hatchback
25
body type 14
5 door hatchback
26
body type 96
multi purpose vehicle
27
reg keeper 1
male
28
reg keeper 2
female
29
reg keepper 3
not used
30
reg keeper 4
unkown
31
reg keeper 5
company
32
how many electirc vehicles in data set
1
33
what prop types not used in aqa
4
5
6
34
dates of when data extracted
june 2002 - 3rd to 9th
june 2016 - 6th to 12th
35
whats wack about teh data set w regards t odates
only few days wort of data
36
what random number in lds
random number assigend to each bit fo data, to allow liek sampling and shit doen
37
what % of cards have c02 emmsions
83
38
what % of cards have c0 emmsions
82
39
what % of cards have NOX emmsions
81
40
what % of cards have particualte emmsions
24
41
which cars only have particulate data
diesle
42
what % of cards have hydrocarbon emmsions
51
43
what do icnpmplete data and shit mean
data shoudl eb cleaned and sorted before samples taken
44
how many cars from lds
3827
45
are cars from lds random
no
46
bc cars from lds not random what mena
not fully representaive fo whoel courtry
47
frequency of bmw
551
48
freq of ford
1089
49
freq of toyota
275
50
freq of vaxhaull
1069
51
freq of vw
843
52
with lds what does limited makes of cars mean
not fully repesentatiev fo all cards
53
freq of petrol
2301
54
freq of diesel
1396
55
freq of electric
1
56
freq of gas or petrol
1
57
freq of electrical/petrol
118
58
analysis of certain prop types may be what for the whoel coutnry
not fully rep
59
order of regiosn with most data to least
SW
NW
London
60
most common body tyep fo car
14 - 5 door hatchback
61
freq of london
998
62
freq of nw
1164
63
freq of sw
1665
64
when will missing data be an error
when car make or body type is missing
65
when are all icnorrect masses of cars from (of 0kg)
2002
66
in 2015 what happened which may affect valeus of newer cars
a legal limit of CO emssions was reduced to 1g/km
67
approx of mass
900 to 2500 kg
68
approx of engine size
650 to 5000 cc
69
apporx of co2
anythign up to 340gkm
70
co approx
0.013 to 1.2 gkm
71
nox approx
0.002 gkm to 0.652 gkm
72
approx for part and hc
simialr to c0 and nox
73
Most to least common car makes
Ford
Vaxhaull
Vw
BMW
Toyota
74
Prop type most common to least
Petrol 1
Diesel 2
Electric/petrol 8
Petrol/gas 7
Electric 3
75
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
76
Freq of reg keeper
Male 1
Company 5
Female 2
Unknown 4
Not used 0
