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4-Cylinder and 6-Cylinder Cars. 4-Cylinder and 6-Cylinder Cars. Describing Features. Data and Cleaning of data Zeros, possible outliers, gaps, clusters, skewness The Spread Min, Max, Range, IQR, The Measure of Central Tendency
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Describing Features • Data and Cleaning of data • Zeros, possible outliers, gaps, clusters, skewness • The Spread • Min, Max, Range, IQR, • The Measure of Central Tendency • Compare medians, compare means, compare median and means for each dataset,
Inference and Conclusion • Informal Inference • % of data that lies outside of each dataset, Medians inside or outside each others IQR • DBM and OVS • Ratio of DBM/OVS • Conclusion • While the sample data suggests….the evidence is strong enough/not strong enough to claim/not claim that back in the population….