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Mathematics, 30.04.2021 07:30 jayp02

In a Random sample of 80 adults, the average number of messages received in a day was 50 with a standard deviation of 20. What is the 95% confidence interval for the average number of messages received by all adults daily?

In a Random sample of 80 adults, the average number of messages received in a day was 50 with a sta

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