What does this assignment teach you about relying solely on…
What does this assignment teach you about relying solely on summary statistics? How do boxplots help reveal differences that basic statistics, such as the mean and variance fail to capture? Why might relying only on summary statistics lead to misleading conclusions in real-world data analysis?
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For each dataset, compute the following for X, Y, Z, and U using Excel, StatCrunch or ArtofStat. Round your answers to two decimal places and use proper statistical notation. Compute the mean for each set. Use proper notation. Compute the variance for each set. Use proper notation. Find the Five-Number summary (minimum, Q1, median, Q3, maximum) for each set. Use proper notation. Find Interquartile Range (IQR) for each set. Use proper notation. Hint: You can organize your answers into a table with the following settings: Summary Statistics sample mean (include notation) Sample variance (include notation) Five Number Summary IQR Data set #1, X Data set #2, Y Data set #3, U Data set#4, Z Important: Round all answers to two decimal places.
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