The phrase "alter test" is correct and usable in written English.
It can be used in contexts where you are discussing modifications or changes to a test or assessment.
Example: "Before we proceed, we need to alter the test to better fit the new curriculum requirements."
Alternatives: "modify the test" or "revise the test".
State investigators had uncovered evidence that the educators in court, and others who had previously taken plea deals, had been part of a scheme where children were told the answers to standardized national tests or allowed to alter test papers.
Therapists were concerned that language and vision problems would alter test scores.
22 Data from NHANES showed that in patients with high or low hemoglobin concentrations, HbA1c should be used with caution to diagnose diabetes or prediabetes, since changes in erythrocyte turnover may alter test results.
Since our methodology normalizes using the control line, general illumination changes as caused by placing multiple tests farther from the center of the imaging area (see Figure 6 a,b) do not significantly alter test results compared to those from single RDT images for the same tests.
You should constantly test and alter, test and alter.
Failing to do so may alter testing results, leading to misdiagnosis and inappropriate treatment.
– Stakeholder-4, CBO All MSM CBOs mentioned that cutbacks in external support for STD testing services were forcing organizations to reduce or alter testing services.
The state Department of Health and Senior Services closed a medical lab in Newark for altering test results.
"The plaintiffs alleged that the agencies resorted in some cases to test fraud, altering test scores and destroying personnel and test files," it went on.
But in the admissions case, the allegations involve altered test scores, doctored admissions files and bribe payments laundered through a phony charitable organization.
The suit asserted that the agencies had manipulated the hiring process to exclude women, in some cases resorting to fraud, altering test scores and destroying personnel and test files.
