Weighted mean-progression, Mathematics

Weighted mean

- It is the mean which employs arbitrarily given weights

- This is a useful measure especially whereas assessment is being done yet the situation prevailing are not the similar. It is particularly true when assessment of students is being done described that the subjects being taken have different levels of difficulties.

Illustrations

The given table shows that marks scored by a student doing section of CPA

Subject

Scores (x)

Weight (w)

wx

STAD

65

50

3250

BF

63

40

2520

FA2

62

45

2340

LAW

80

35

2800

QT

69

55

3795

FA3

55

60

3300

 

 

w = 285

wx = 18005

Weighted mean

That is = Ewx/Ew

= 18005/285

= 63.17 percent

Posted Date: 2/16/2013 6:26:59 AM | Location : United States







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