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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
60
3300
w = 285
wx = 18005
That is = Ewx/Ew
= 18005/285
= 63.17 percent
Series - Special Series In this part we are going to take a concise look at three special series. In fact, special may not be the correct term. All three have been named th
Determine whether the following numbers are odd or even: Examples: Determine whether the following numbers are odd or even: 364, 1068, & 257. Solution: 1.
3456+3694
How to learn probability?
who discovered unitary meathod
Bayes’ Theorem In its general form, Bayes' theorem deals with specific events, such as A 1 , A 2 ,...., A k , that have prior probabilities. These events are mutually exclusive
Order to solve Mathematical Operations: Example: Solve the following equation: (4 - 2) + (3 x 4) - (10 ÷ 5) - 6 = ____________ Solution: a. Perform ma
Terminology related to division : A good way to remedy this situation is to familiarise children with these concepts in concrete, contexts, to start with. For instance, if a chi
( a+2b)x + (2a - b)y = 2, (a - 2b)x + (2a +b)y = 3 (Ans: 5b - 2a/10ab , a + 10b/10ab ) Ans: 2ax + 4ay = y , we get 4bx - 2by = -1 2ax+ 4ay = 5 4bx- 2by = - 1
Paulina played 3 soccer games on Saturday she drank I juice box during each soccer game how many juice boxes did she drank
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