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A government hospital took a random sample of 30 patients queuing for vaccine covid19 and found that the mean waiting time was 24.88 minutes with

A government hospital took a random sample of 30 patients queuing for vaccine covid19 and found that the mean waiting time was 24.88 minutes with a standard deviation of 5.65 minutes. Test at 5% significant level whether the mean waiting time for the patients is different from 19 minutes.

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