WinAgents MIB Browser is a network administrator's main tool for configuring SNMP-enabled devices. WinAgents MIB Browser allows you to read and modify the values of SNMP variables, as well as to monitor changes in these variables over time.
The period of time required to allow your test to run can be a calculated by using the chi square test. Basically, this test checks your number of impressions and clicks to determine how statistically confident you can be that a pattern.