Mathematics, 13.08.2021 02:00 leshia39

In a random sample of 7 residents of the state of Montana, the mean waste recycled per person per day was 3.0 pounds with a standard deviation of 0.85 pounds. Determine the 90% confidence interval for the mean waste recycled per person per day for the population of Montana. Assume the population is approximately normal. a. Find the critical value that should be used in constructing the confidence interval.
b. Construct the 90% confidence interval.

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In a random sample of 7 residents of the state of Montana, the mean waste recycled per person per da...