Mathematics, 10.05.2021 20:40 mahmudabiazp3ekot
A researcher is interested in finding a 90% confidence interval for the mean number minutes students are concentrating on their professor during a one hour statistics lecture. The study included 103 students who averaged 39.2 minutes concentrating on their professor during the hour lecture. The standard deviation was 11.7 minutes. Round answers to 3 decimal places where possible.
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A researcher is interested in finding a 90% confidence interval for the mean number minutes students...
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