Math, asked by 786singhjyoti, 1 year ago

Collect day of major river system in India on the basis of their pollution level. Represent the data by using different statistical method

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Answered by Anonymous
1
Hey mate!

Here's your answer!!

Kindly refer to the given attachment.

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Answered by GOZMIt
0
heya.......


the following data may be a bit old... the data may be presented using histograms.

Sabarmati :  4 mg/L  or BODBOD : biochemical oxygen demand.In 2010 the statistics are:


         #  Markanda:   590 mg Oxygen /liter    BOD          Amlakhadi :  353              Kali:  364         Yamuna canal:  247  BOD          Yamuna  near Delhi:  70          Betwa:   58


The above are the worst affected.  Near cities and major towns the rivers are badly affected.  In rural areas they are better.BOD levels of 8 mg/L  or less is acceptable... below 2 mg/L is good water.            #  Ganga :   at Rishikesh 1.5  mg  Oxygen/L.       

 at  kanpur : 5 mg/LBrahmaputra:   

 At gauhati  - very high.      at other locations  : 2 mg /L  or less


Tapi :  2 mg/L  in some areas.    in cities and towns,  about 13 mg/L   BOD

Narmada  : less than 2.5 mg/L  BOD

Mahanadi  :   less than  1 mg O / Litre   to   4  in cities or chattisgarh

Krishna:   1 to 3   in many areas...    10 in many cities/towns....     Around Pune: 28 mg/L

Cauvery :    generally from 1 mg/L  to  3 mg/L


Ganga :  4 - 8  mg / liter  BOD

Godavari :  5 BOD

Vitharini (Bitarni) :  2 mg/l

Narmada : 2 mg/l

Mahi : 2.5 mg//l



tysm.#gozmit
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