# Question

Use the frequency distribution from Exercise 21 in Section 2-2 to construct a histogram. Does the histogram appear to depict data that have a normal distribution? Why or why not? Construct the histograms.

## Answer to relevant Questions

Use the frequency distribution from Exercise 22 in Section 2-2 to construct a histogram. Does the histogram appear to depict data that have a normal distribution? Why or why not? Construct the histograms. Use the frequency distribution from Exercise 27 in Section 2-2 to construct a histogram. Which part of the histogram depicts flights that arrived early, and which part depicts flights that arrived late? Refer to Data Set 6 in Appendix B, and use the brain volumes (cm3) and IQ scores. A simple hypothesis is that people with larger brains are more intelligent and thus have higher IQ scores. Does the scatterplot support that ...Refer to Data Set 14 in Appendix B and use the 21 braking distances (ft). Are there any outliers? Is there strong evidence suggesting that the data are not from a population having a normal distribution? Pareto Charts. In ...Data Set 14 in Appendix B lists braking distances (ft) of different cars, and the braking distances of three of those cars are shown in the accompanying illustration.Post your question

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