In its Industry Norms and Key Business Ratios, Dun & Bradstreet reported that Q₁, Q₂, and Q₃ for 2,037 gasoline service stations' sales to inventory ratios were 20.8, 33.4, and 53.8, respectively.From this we can conclude that ____________. A)68% of these service stations had sales to inventory ratios of 20.8 or less B)50% of these service stations had sales to inventory ratios of 33.4 or less C)50% of these service stations had sales to inventory ratios of 53.8 or more D)95% of these service stations had sales to inventory ratios of 33.4 or more E)99% of these service stations had sales to inventory ratios of 53.8 or more

Question

Quizplus · Accepted Answer

The given codes Q₁, Q₂, and Q₃ represent the 10th, 50th, and 90th percentiles, respectively. The 50th percentile (median) value of 33.4 means that 50% of the stations had sales to inventory ratios of 33.4 or less.

In Its Industry Norms and Key Business Ratios, Dun