Class mid points and class interval or width, Mathematics

Assignment Help:

Class Mid points

This is very significant values which mark the center of a provided class. They are acquired by adding together the two limits of a provided class and dividing the result by 2.

Class interval or width

It is the difference between a lower class boundary and upper class boundary. The value normally measures the length of a provided class.

Age (yrs)

No. of Students (f)

mid points (x)

x-a = d

D/c = u

fu

15 - 19

21

17

-15

-3

-63

20 - 24

35

22

-10

-2

-70

25 - 29

38

27

-5

-1

-38

30 - 34

49

32(A)

0

0

0

35 - 39

31

37

+5

+

31

40 - 44

19

42

+10

+2

38

 

193

 

 

 

-102


Related Discussions:- Class mid points and class interval or width

Application of statistics-forecasting, Forecasting Statistics is very ...

Forecasting Statistics is very significant for business managers while predicting the future of a business for illustration if a given business situation includes a independen

Cubic math, A fish tank has the base area of 45 cm3 and is filled to the de...

A fish tank has the base area of 45 cm3 and is filled to the depth of 12 cm.If the height is 25 cm then how much more will be needed to fill the rest of the tank?

Describe about parallel and perpendicular lines, Describe about Parallel an...

Describe about Parallel and Perpendicular Lines ? Parallel Lines : Parallel lines are coplanar lines (lines that lie in the same plane) that never intersect. The bl

General rule - probability rule, GENERAL RULE A general rule is to sub...

GENERAL RULE A general rule is to subtract the probabilities with an even number of components inside the parentheses and add those with an odd number of components (one or th

representative value or an extreme value, A population forms a normal dist...

A population forms a normal distribution with a mean of μ=80 and a standard deviation of o=15. For every samples, compute the z-score for the sample mean and determine whether the

Fact of the wronskian method, Given two functions f(x) and g(x) which are d...

Given two functions f(x) and g(x) which are differentiable on some interval I  (1) If W (f,g) (x 0 ) ≠ 0 for some x 0 in I, so f(x) and g(x) are linearly independent on the int

Fractions, what Is the common denominator for 1/2 and 1/4

what Is the common denominator for 1/2 and 1/4

Divides a given line-segment externally in the ratio of 1:2, Divides a give...

Divides a given line-segment externally in the ratio of 1:2 Construction: i )Draw BX making an actueangle at B. ii) Starting from B, mark 2 equal points on BX as shown in the f

Geometry, Given: ??????? is supp. to ??????? ???? ????? bisects ??????? ?...

Given: ??????? is supp. to ??????? ???? ????? bisects ??????? ???? ????? bisects ??????? Prove: ??????? is a rt. ?

Taylor series - sequences and series, Taylor Series - Sequences and Series ...

Taylor Series - Sequences and Series In the preceding section we started looking at writing down a power series presentation of a function.  The difficulty with the approach

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