Question
the masses of bags of potatoes can be assumed to follow a normal distribution with standard deviation of for the mean mass of all bags
the masses of bags of potatoes can be assumed to follow a normal distribution with standard deviation of for the mean mass of all bags 0.7 kg. A merchant sells bags of potatoes and claims that the mean mass of the bag is 25 kg. A sample of 12 bags is selected and the mean mass was found to 24.8 kg. Find 95% confidence interval
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A First Course in Differential Equations with Modeling Applications
Authors: Dennis G. Zill
11th edition
1305965728, 978-1305965720
