Calculation for continuous series or grouped data, Applied Statistics

Calculation for Continuous Series or Grouped Data

1485_arithmetic mean.png

= 1522_discrete series2.png

where,

m

= mid-point of class
  1250_discrete series3.png

f

 frequency of each class

  N  = 1818_discrete series4.png =  total frequency

A security analyst studied a hundred companies and obtained the following distribution for the dividend declared by these companies during the year 2002. Calculate the average dividend.

 

Dividend declared (in percentage)

0-8

8-16

16-24

24-32

32-40

No. of companies (f)

12

20

25

28

15

 

Dividend declared

Mid-point
 (m)

No. of companies (f)

fm

0-8

4

12

48

8-16

12

20

240

16-24

20

25

500

24-32

28

28

784

32-40

36

15

540

Total

 

100

2112

1485_arithmetic mean.png

  = 359_continuous series.png = 2112/100 =  21.12%

Thus, the average dividend is 21.12 percent.

Posted Date: 9/14/2012 1:21:34 AM | Location : United States







Related Discussions:- Calculation for continuous series or grouped data, Assignment Help, Ask Question on Calculation for continuous series or grouped data, Get Answer, Expert's Help, Calculation for continuous series or grouped data Discussions

Write discussion on Calculation for continuous series or grouped data
Your posts are moderated
Related Questions
Coefficient of Variation The standard deviation discussed above is an absolute measure of dispersion. The corresponding relative measure is known as the coefficient of vari

what are characteristics of a population for which it would be appropiate to use mean/median/mode

This question has two parts with multiple items to answer. You are a psychologist who has collected the subjective well-being scores of a number of elderly people aged 90 or abo

Multivariate analysis of variance (MANOVA) is a technique to assess group differences across multiple metric dependent variables simultaneously, based on a set of categorical (non-

Statistical Errors              Statistical data are obtained either by measurement or by observation. Hence to think of perfect accuracy is only a delusion or a myth, It is no

(1) Assume we categorize voters in a city as havingless educationand those havingmoreeducation. Those with less education have less than a college degree; those with more education

Chi-square analysis can be used with both Goodness-of-Fit Tests and with Tests for Independence. There are specific instances when each test should be used based on the information

X 110 120 130 120 140 135 155 160 165 155 Y 12 18 20 15 25 30 35 20 25 10

Waht is the product of £ x

In New Jersey, banks have been charged with withdrawing from counties having a high percentage of minorities. To substantiate this charge, data is presented in the table below conc