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

Find the common difference of an ap, Find the common difference of an AP wh...

Find the common difference of an AP whose first term is 100 and sum of whose first 6 terms is 5 times the sum of next 6 terms. Ans:    a = 100 APQ a 1 + a 2 + ....... a 6

Farmer counting grasshoppers in his fields, Farmer counting grasshoppers in...

Farmer counting grasshoppers in his fields, probably not normally distributed due to growing conditions. After various rows the mean number of grasshoppers is 57 SD 12. What will b

.fractions, what is the difference between North America''s part of the tot...

what is the difference between North America''s part of the total population and Africa''s part

Find out the x-y coordinates of the points - tangents, Find out the x-y coo...

Find out the x-y coordinates of the points in which the following parametric equations will have horizontal or vertical tangents. x = t 3 - 3t        y = 3t 2 - 9 Solut

Solution process of linear differential equations, For a first order linear...

For a first order linear differential equation the solution process is as given below: 1. Place the differential equation in the correct initial form, (1). 2. Determine the i

Pemdas, 15(4*4*4*4*+5*5*5)+(13*13*13+3*3*3)

15(4*4*4*4*+5*5*5)+(13*13*13+3*3*3)

Introduction to knowing your maths learner, INTRODUCTION : The other day I...

INTRODUCTION : The other day I overheard 6-year-old Ahmed explaining to his older sister about why swallowing the seeds of an orange is harmful. He said, "The seed will become a p

Lines, Standard form of the line Let's begin this section off along a q...

Standard form of the line Let's begin this section off along a quick mathematical definition of a line. Any equation that can be written in the following form,

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