Interesting findings are presented in the Results from the 5th Annual Rocket-Hire Online Screening and Assessment Usage Survey article, which is subtitled:

Quality screening and assessment tools can pay off, if you demonstrate their value.

Study data shows a significant increase in the use of screening and assessment: 57% now use online prescreening to sort applicants.

Note the dramatic increases in the usage rates of common assessment tools from 2002 to 2007:

Also there are the standard measures of automation in the hiring process:
• 79% of all respondents use an applicant tracking system (ATS).
• 100% of those who make > 5,000 hires use an ATS.

Overall satisfaction was high with 65% of prescreeners and 77% of assessors feeling the tools added value. And 42% of those not using them are considering one or both.

Our takeaways are:
• You need to collect metrics to evaluate and adjust assessments.
• Well-designed and validated assessments are critical to value and satisfaction.