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

Fraccions, multiply 9/19 times 95/7

multiply 9/19 times 95/7

Series - convergence or divergence, Series - Convergence/Divergence In ...

Series - Convergence/Divergence In the earlier section we spent some time getting familiar with series and we briefly explained convergence and divergence.  Previous to worryin

Word problems, please can you help me with word problems

please can you help me with word problems

Logarithms, We know that 2 4 = 16 and also that 2 is referred to as ...

We know that 2 4 = 16 and also that 2 is referred to as the base, 4 as the index or power or the exponent. The same if expressed in terms of logarithms would be log 2

Harmonic progression (h.p.), Three quantities a, b and c are said to ...

Three quantities a, b and c are said to be in harmonic progression if, In this case we observe that we have to consider three terms in o

Sales Tax and Value added Tax, Dinesh bought an article for Rs. 374, which ...

Dinesh bought an article for Rs. 374, which included a discount of 15% on the marked price and a sales tax of 10% on the reduced price. Find the marked price of the article.

Bernoulli differential equations, In this case we are going to consider dif...

In this case we are going to consider differential equations in the form, y ′ +  p   ( x ) y =  q   ( x ) y n Here p(x) and q(x) are continuous functions in the

Substitute 6 for r in the formula a = r^2 and solve for a, Find the area of...

Find the area of a circle along with a radius of 6 inches. The formula for the area of a circle is A = πr 2 . Use 3.14 for π. Substitute  6 for r in the formula A = πr 2 and solve

Probability, Question: There are 6 letters and 6 self addressed envelopes.W...

Question: There are 6 letters and 6 self addressed envelopes.What is the probability that atleast 1 is placed correctly?? Ans: If we let A be the event that letter A is in the cor

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