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During a medical check-up, the number of heartbeats per minute of 30 patients were recorded and summarized as follows:Number of heartbeats per minute65−6868−7171−7474−7777−8080−8383−86Number of patients2438742Find the mean heartbeats per minute for these patients, choosing a suitable method. |
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Answer» During a medical check-up, the number of heartbeats per minute of 30 patients were recorded and summarized as follows:
Find the mean heartbeats per minute for these patients, choosing a suitable method. |
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