Overview

market share
friends
q02


Sheet 1: market share

Site Sp 09 Fa 09 Sp 10 Fa 10
No. of sites No. of students
FaceBook 0 9 12 46
0 8
MySpace 32 45 33 33
1 16
Bebo 17 41 27 37
2 18
Ning 0 4 5 15
3 14
Twitter 0 0 2 5
4 7
Tagged 3 6 12 4
5 2
Other 5 6 7 1
6 0
None 9 13 10 8
7 1
Sample size n 54 74 58 66

66








Site Sp 09 Fa 09 Sp 10 Fa 10


FaceBook 0 0.12 0.21 0.7


MySpace 0.59 0.61 0.57 0.5


Bebo 0.31 0.55 0.47 0.56


Ning 0 0.05 0.09 0.23


Twitter 0 0 0.03 0.08


Tagged 0.06 0.08 0.21 0.06


Other 0.09 0.08 0.12 0.02


None 0.17 0.18 0.17 0.12


Sample size n 1 1 1 1
























Sheet 2: friends


FaceBook MySpace Bebo Ning Tagged
sample size 37 19 9 1 2






Friend FaceBook MySpace Bebo Ning Tagged
counts 5 12 43 5 45

12 12 80
892

15 52 118


15 70 139


25 74 250


30 76 268


37 91 312


40 100 400


42 100 1000


45 100



45 103



47 150



50 200



57 243



60 300



65 438



72 500



75 654



93 889



96




100




100




108




125




127




130




148




151




175




200




200




200




340




349




412




450




700




Sheet 3: q02

1 qualitative
2 nominal
3 5
4 ordinal
5 135
6 quantitative
7 ratio
8 5
9 (weight)
10 (body fat%)
11 under/healthy/over/obese