Recently the manager of the call center for a large Internet bank asked his staff to collect data on a random sample of the bank's customer. Data on the following variable were collected and placed in a file called Bank Call Center:
Column A Column B Column C Column D Column E Column F
______________________________________________________________________________
Account Number Call Gender Account Holder Gender Past Due amount Current Amount due Was this a billing question
Unique Tracking # 1= male 1=male Numerical Value Numerical Value 3= yes
2= female 2= female 4= no
A small portion of the data is as follows:
Account Number Call Gender Account Holder Gender Past Due Amount Current Amount Due Was this a billing question
4348291 2 2 40.35 82.85 3
6008516 1 1 0 -129.67 4
17476479 1 2 0 76.38 4
13846306 2 2 0 99.24 4
21393711 1 1 0 37.98 3
a. Would you classify these data as time series or cross-sectional? Explain.
b. Which of the variables are quantitative and which are qualitative?
c. For each of the six variables, indicate the level of data measurement.