'evaluate how many' is a correct and usable phrase in written English.
You can use it when you want to ask someone to assess and count the amount of something. For example: "Please evaluate how many chairs are in each classroom."
That has made it impossible for the agency to evaluate how many members of this population would qualify for asylum.
The purpose of the recent study was to evaluate how many junior and senior high school cheerleaders with head injuries recognize and report the seriousness of their injuries.
It's the same with the internal kicking data we use - the kicking coach will evaluate at every given situation how many chases there should have been and go through the video and evaluate how many effective chases were made.
When the Office of the Inspector General of the Department of Health and Human Services was asked to evaluate how many physicians were opting out of Medicare, it found that the Centers for Medicare and Medicaid Services and the agency's contracts were not maintaining "sufficient data" to answer the question.
Policies for Broadway plays and musicals vary for those who want to exchange tickets for another date; this pilot program is meant to help Disney evaluate how many theatergoers might use and appreciate such a policy as well as to offer peace of mind for those worried about making their shows when, say, a blizzard looms.
He says entrepreneurs should evaluate how many investments an investor makes in a given year, and ask for references from 3-5 entrepreneurs who worked with the investor.
While railroads around the country re-evaluated how many hours they should let engineers work, the real problem was in medical screening procedures.
The authority will announce the full duration of the grace period after it evaluates how many unused cards are in circulation.
In one scene, a teacher with a tablet computer crouches next to a second-grader evaluating how many words per minute he can read: 55 words read; 43 correctly.
Specifically, degree centrality evaluates how many times one keyword is connected with others, which is to measure the frequency of the keyword's co-occurrence with others.
The startup deduced the $4 billion data point be evaluating how many political organizations have an online fundraising presence (600K organizations, candidates, political groups), the average donation size ($130) and the average number of donors that contribute to a campaign online (50 donors per campaign).
