The interquartile range is an interval of numbers starting at Q1 and ending at Q3.
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Q. 2In a positively skewed distribution, the percentage of data between the smallest observation and Q1 is less than the percentage of data between Q3 and the largest observation.
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Q. 3A box plot is a graphical representation of the 5-number summary.
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Q. 4In a negatively skewed distribution, the distance from the smallest observation to Q1 exceeds the distance from Q3 to the largest observation.
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Q. 5The 5-number summary consists of the smallest observation, the first quartile, the median, the third quartile, and the largest observation.
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Q. 6Percentiles can be converted into quintiles and deciles, where quintiles divide the data into fifths, and deciles divide the data into tenths.
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Q. 7In symmetric data, the value for Q2 is always halfway between Q1 and Q3.
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