Using a new technique, Hemoglobin was estimated in a blood sample. The test was repeated for 10 times. The repos were 9.5, 9.2, 9.4, 9.6, 9.7, 9.9, 10.5, 12.1. Accurate value of Hb was estimated by standard test to be 10.2. The new technique has:
Using a new technique, Hemoglobin was estimated in a blood sample. The test was repeated for 10 times. The repos were 9.5, 9.2, 9.4, 9.6, 9.7, 9.9, 10.5, 12.1. Accurate value of Hb was estimated by standard test to be 10.2. The new technique has:
💡 Explanation
Using a new technique, Hemoglobin was estimated in a blood sample. The test was repeated for 10 times. The repos were 9.5, 9.2, 9.4, 9.6, 9.7, 9.9, 10.5, 12.1. Accurate value of Hb was estimated by standard test to be 10.2. The new technique has:
✓ Correct Answer: B. Low validity and low reliability
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