More than two-thirds of the estimated 10,000 ISPs sell to each of these sectors. These findings are based on 150 telephone interviews completed with ISPs in the United States and Canada. The margin of error on 150 responses is 8 percent at the 95 percent confidence interval. The respondents in the survey are executives at companies that resell Internet access or connectivity services to end-customer businesses. Reality Research conducted the survey with ISP sample obtained from CMP Media LLC s Network Computing and InternetWeek publications.
Usability is factored into the buying equation before systems are installed.
Usability is also a main motivator for solution providers that build white boxes for end-customer companies. The margin of error on 406 solution provider responses is plus or minus 4.9 percent at the 95 percent confidence interval. The margin of error on 200 IT responses is plus or minus 6.9 percent at the 95 percent confidence interval.