Mathematics, 05.12.2021 21:30, idk8348

A certain treatment is used in two different centers, A and B; patients in center A were 25 and were on average 54 years old; patients treated in center B were 62 and had mean age equal to 58 years. What is the overall mean among all patients who got the treatment?

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A certain treatment is used in two different centers, A and B; patients in center A were 25 and were...