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DASAR-DASAR STATISTIK
1.
Nyatakan, apakah setiap variabel berikut adalah
kualitatif atau kuantitatif:
a) umur
b) jenis kelamin
c) rangking kelas
d) jumlah orang yang menyetujui hukuman mati
2.
Jelaskan perbedaan arti statistik dan statika
DASAR-DASAR STATISTIK
2.
Below you are given financial information about a sample of companies for
July 11, 2001.
CompanyPrice ($)
per share
A
18
B
10
C
13
D
84
E
14
F
28
G
37
H
22
I
28
Price/Earnings
Ratio
12.6
18.2
39.5
18.6
48.2
23.6
18.6
23.3
17.5
Annual Dividend ($)
per share
0.36
0.12
0
1.20
0
0.08
0.05
0.30
1.00
Sector
services
basic materials
technology
financial
healthcare
technology
healthcare
consumernoncyclical
consumer-cyclical
a. How many elements are in the data set?
b. How many variables are in the data set?
c. Which variables are qualitative?
d. Which variables are quantitative?
e. Are the data cross-sectional or time series?
f. For each of the variables above, give the measurement scale used

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