2.2 Losses at an oil refinery (in millions of dollars) due to excess heat can be divided according to the reason behind the generation of excessive heat. oversupplying fuel excess air carelessness of operator incomplete combustion 202 124 96 27 (a) Draw a Pareto chart. (b) What percent of the loss occurs due to (1) excess air? (2) excess air and oversupplying fuel?

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2.2 Losses at an oil refinery (in millions of dollars) due
to excess heat can be divided according to the reason
behind the generation of excessive heat.
oversupplying fuel
excess air
carelessness of operator
incomplete combustion
202
124
96
27
(a) Draw a Pareto chart.
(b) What percent of the loss occurs due to
(1) excess air?
(2) excess air and oversupplying fuel?
2.7
Transcribed Image Text:2.2 Losses at an oil refinery (in millions of dollars) due to excess heat can be divided according to the reason behind the generation of excessive heat. oversupplying fuel excess air carelessness of operator incomplete combustion 202 124 96 27 (a) Draw a Pareto chart. (b) What percent of the loss occurs due to (1) excess air? (2) excess air and oversupplying fuel? 2.7
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To find :

a ) Draw Pareto chart

b ) % of the loss due to 

     1 ) excess air

     2 ) excess air and oversupplying fuel

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