If you're asking for the model for the second problem (I didn't see any unsolved), here it is!
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Step-by-step explanation:
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14 - 6 = 8 this is the answer
Answer:
Statistics is a mathematical technique and science that attempts to extract valid knowledge using empirical data of observation or experiment. The main object of research and study of Statistics is the collection, processing and interpretation of various data with the ultimate goal of drawing safe conclusions for making correct decisions. It is an important science whose applications have a wide field in administration, business, as well as in positive and behavioral or social sciences.
The 15-year old age group has the lower ratio (15years = 7:10. 16yr = 10:19
