I used a test with a +/- results window. The horizontal (-) line is very faint, is that okay?
Yes. Many of the +/- tests have very faint horizontal lines. This does not affect the accuracy of the results. If there is a vertical line in the test window, the test is positive, regardless of the darkness of the horizontal line. Similarly, if there is no vertical line, the test is negative, no matter how light the horizontal line is (so long as the vertical line in the control window is present, indicating the test worked properly.
Yes. Many of the +/- tests have very faint horizontal lines. This does not affect the accuracy of the results. If there is a vertical line in the test window, the test is positive, regardless of the darkness of the horizontal line. Similarly, if there is no vertical line, the test is negative, no matter how light the horizontal line is (so long as the vertical line in the control window is present, indicating the test worked properly.
Related Questions
- If students are retained in grade and take the test again because they did not meet the standard the first time, how are their results used and reported?
- I performed the test, and I see a horizontal line in the Control window but a vertical line or streak in the Test window. What is the result?
- I used a test with a +/- results window. The horizontal (-) line is very faint, is that okay?
