Weighted mean-progression, Mathematics

Assignment Help:

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


Related Discussions:- Weighted mean-progression

Quotient rule (f/g)'' = (f''g - fg'')/g2, Quotient Rule (f/g)' = (f'g - ...

Quotient Rule (f/g)' = (f'g - fg')/g 2 Here, we can do this by using the definition of the derivative or along with Logarithmic Definition. Proof Here we do the pr

Ellipse, different types of ellipse

different types of ellipse

Mensuration, a hollow cone is cut by a plane parallel to the base and the u...

a hollow cone is cut by a plane parallel to the base and the upper portion is removed. if the volume of the frustum obtained is 26/27 of volume of the cone. find at what height abo

Between that two call numbers should she place the book, A librarian is ret...

A librarian is returning library books to the shelf. She uses the call numbers to denote while the books belong. She requires placing a book about perennials along with a call numb

20 MARK QUESTION, Let E; F be 2 points in the plane, EF has length 1, and l...

Let E; F be 2 points in the plane, EF has length 1, and let N be a continuous curve from E to F. A chord of N is a straight line joining 2 points on N. Prove if 0 Prove that N ha

Convert measurements between the english system, Convert measurements betwe...

Convert measurements between the English system? To convert measurements between the English system and the metric system: 1. Look up the conversion between the two units of

Pendulum swings, how many pendulum swings will it take to walk across the c...

how many pendulum swings will it take to walk across the classroom

Partial Differentiation, If the sides angles of a triangle ABC vary in such...

If the sides angles of a triangle ABC vary in such a way that it''s circum - radius remain constant. Prove that, da/cos A +db/cos B+dc/cos C=0

Differential Equations, Verify Liouville''s formula for y "-y" - y'' + y = ...

Verify Liouville''s formula for y "-y" - y'' + y = 0 in (0, 1) ?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd