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

Operation research, details about criticl part time & pert method

details about criticl part time & pert method

Geometry problems, if a circles diameter is 42 mm its radius is ___________...

if a circles diameter is 42 mm its radius is _________________ because ________________________.

Systems of linear equation, a man can row a bangka at a rate of 5 km/h in s...

a man can row a bangka at a rate of 5 km/h in still water. It takes 10 minutes longer to row upstream a distance of 2km than he takes to row downstream. What is the rate of the cur

Equation, how to slove problems on equations

how to slove problems on equations

Frequency polygon, how to compute the frequncy polygon of the scores?

how to compute the frequncy polygon of the scores?

Smith keeps track of poor work, Smith keeps track of poor work. Often on af...

Smith keeps track of poor work. Often on afternoon it is 5%. If he checks 300 of 7500 instruments what is probability he will find less than 20 substandard?

Co-ordinate geometry, CO-ORDINATE GEOMETRY : Mathematics  is  the  tool  s...

CO-ORDINATE GEOMETRY : Mathematics  is  the  tool  specially suited  for  dealing with  abstract concepts  of any  kind  and there  is  no limit  to  its  power  in this  field.

Interest, kolushushi borrowed tsh 250000/- and paid135000/- as interest in ...

kolushushi borrowed tsh 250000/- and paid135000/- as interest in 3 years. what rate of interest was paid

Algebra, 25 algebraic equations that equal 36

25 algebraic equations that equal 36

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