The 11-point difference between responses with and without a “Don’t know” option in the U.S., therefore, is relatively small when compared with the overall range across the other 23 countries surveyed ...

"The survey responses, while there were nearly 4,200 of them there, it's just one data point. We also did those focus groups and we had one on one interviews," Cortez said.

One enterprising person even copied the survey questions onto a blank sheet of paper, filled that out, and mailed it to us. We hoped for 1,000 responses. We were surprised to receive more than 8,000.

So, we gave them response options in the form of ranges: fewer than 20 accounts, from 20 to 99, from 100 to 499, from 500 to 999, from 1,000 to 4,999 and more than 5,000 accounts. (We accidentally ...

CU Boulder administers the survey every four years to gather insights into how to improve the campus culture for students, faculty and staff. The 2021 survey was part of a broader initiative by the ...