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Charts and frequency tables

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?Present a graph showing the frequency table results. Does it look like a normal curve?
?Calculate the 95% confidence interval for each. This is based on the charts along with the attachment already provided...

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The solution goes into a great amount of detail in order to answer the question. The solution is very well written and easy to understand. The explanation can be very easily understood by anyone with a basic understanding of the concepts. Overall, an excellent response to the question being asked.

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First, none of the charts look normal. As you can see there are hardly any bell-shaped characteristics in the graph. This is primarily ...

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