The horizontal bars in the above diagram represent 2020 aggregate sales (in ₹ million) of a company for the different subcategories of its products. The top four product subcategories (Bookcases, Chairs, Furnishings, Tables) belong to furniture product category; the bottom four product subcategories (Accessories, Copiers, Machines, Phones) belong to the technology product category while all other product subcategories belong to the office supply product category. For each of the product subcategories, there is a vertical line indicating the sales of the corresponding subcategory in 2019.
The improvement index for a category is the maximum percentage increase in sales from 2019 to 2020 among any of its subcategories. The correct order of categories in increasing order of this improvement index is
The improvement index for a category is the maximum percentage increase in sales from 2019 to 2020 among any of its subcategories.
Hence based on the information provided in the tabular data we need to look for the different subcategories where the rise in sales from 2019 to 2020 is higher.
Based on the visual data :
In the furniture category :
Bookcases and Chairs have a relatively high percentage increase :
Books cases: 1.9 million to 2.2 million ( 15.7 percent increase )
Chairs: 6.2 million to 7 million ( 12.9 percent increase)
In the office supply category :
Binders and Appliances have a relatively high percentage increase :
Binders: 3.6 million to 5.3 million (47 percent increase )
Appliances: 1.9 million to 3.15 million ( 65.7 percent increase)
In technology product category :
Accessories: 3.1 to 4.4 million. (41.9 percent increase)
Phones: 5.8 million to 7.7 million ( 32.7 percent increase)
Hence among the categories :
The highest increase among them is in the order :
Furniture < Technology product < office supply.
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