{8,15,9,18,9,17,22,10,11,9,13}
what is the interquartile range of the data set?
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What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angles. measure need asap

Use the distributive law to multiply. 3(4x + 5y + 6)

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .