PUGH CHART

Design Objectives	Weights	Design 1	Design 2	Design 3	Design 4
Aesthetically pleasing	8	++	+	Datum	++
The objects are arranged in slots	5	+	0	Datum	+
Reward giving	4	0	++	Datum	++
Semi-automatic	3	++	-	Datum	-
Cost	7	-	0	Datum	--
Colour Identication	9	++	++	Datum	--
Safety	10	0	0	Datum	+
Score(+)		45	34	0	39
Score (-)		7	3	0	35
Total		38	31	0	4

6.1 Justifications for the score given.

Design No.	Objective	Score Allocated	Justification for the Score
1	Safety	9	Safety of the machine is reliable
	Ease of Use	8	No high complexities to handle the machine and interact with.
	Colour identification	9	TCS 3200 sensor is widely used for colour detection
	Portability	5	Machine is neither too big nor too small.
	Use of Standard Parts	8	All standard parts are used in the machine.
	Reward Giving	4	Common method
	Cost	7	Cost is economical and feasible
2	Safety	5	Safety of the machine is not so reliable
	Ease of Use	8	The machine is simple and there is no complexity in operation
	Portability	6	Machine is feasible in size
	Use of Standard Parts	9	The parts used in the machine are standard parts
	Cost	4	Comparitively cost is not so feasible
	Colour identification	9	LDR sensor is commonly used for colour detection
	Reward Giving	9	Attractive
3	Reward Giving	0	Datum
	Safety	0	Datum
	Ease of Use	0	Datum
	Portability	0	Datum
	Use of Standard Parts	0	Datum
	Cost	0	Datum
	Colour Identification	0	Datum
4	Colour Identification	3	IR sensor is used to detect the colour
	Safety	8	The machine is safe to use and involves no harm to the user
	Ease of Use	5	Machine involves complexicity
	Portability	4	The machine is difficult to transfer from one place to another
	Use of Standard Parts	8	All standard parts are used in the machine.
	Cost	6	The machine is a bit expensive

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