5) A portable machine used to measure hemoglobin malfunctioned and was not check

Question

5) A portable machine used to measure hemoglobin malfunctioned and was not checked, as should be done every day. It measured everyone's hemoglobin as 0.3 g/L too high. What type of bias occurred in this example? Explain. "More than half of California's doctors say they are so frustrated with managed care they quit, retire early, or leave the state within three years." This statement is the lead sentence in an article titled "Doctors Feeling Pessimistic, Study Finds" (San Luis Obispo Tribune, July 15, 2001). This conclusion was based on a mail survey conducted by the California Medical Association. Surveys were mailed to 19,000 California doctors, and 2000 completed surveys were returned. Describe any concerns you have regarding the conclusion drawn in the first sentence of the article. 6) will

Explanation / Answer

Answer:- This kind of false measurement by the machine will lead to an underestimation of the prevalence of anemia as the readings are mainly the overestimation of the hemoglobin for everyone who is measured by the machine.

Answer:- This case will be having the non-response bias as only 19000 doctors replied to the survey out of 20000. The first line of the article is mainly focusing on the increased dissatisfaction among the doctors as it is required to be responded immediately else the healthcare system in the country would worsen.

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