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Buying a New Car How much does the typical person pay for a new 2015 Buick Regal? The following data represent the selling price of a random sample of new Regals (in dollars).
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Order Paper Now(a) Is this data quantitative or qualitative?
(b) Find the mean and median price of a new 2015 Regal.
(c) Find the standard deviation and interquartile range.
(d) Verify it is reasonable to conclude that this data come from a population that is normally distributed.
(e) Draw a boxplot of the data.
(f) Estimate the typical price paid for a new 2015 Buick Regal with 90% confidence.
(g) Would a 90% confidence interval for all new 2015 domestic vehicles be wider or narrower? Explain.
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