Calculation for discrete series or ungrouped data , Applied Statistics

Assignment Help:

Calculation for Discrete Series or Ungrouped Data

The formula for computing mean is 1931_arithmetic mean.png = 421_discrete series.png

where,

         f  = frequency

         X = variable

In a survey of 50 chemical industries, the following data was collected about the level of profits attained by them:

 

Xi = Level of
 profit (Rs. lakh)
 earned during 20x1-x2

fi = No. of companies  that earned Xi amount of profit

Xifi

20

16

24

25

31

12

15

8

7

8

240

240

192

175

248

Total

50

1095

 

The arithmetic mean is

592_discrete series1.png

Thus, the average profit of the chemical industry is Rs.21.90 lakh


Related Discussions:- Calculation for discrete series or ungrouped data

Disadvantages of median, Disadvantages For calculating median it is ...

Disadvantages For calculating median it is necessary to arrange the data; other averages do not need any arrangement. Since it is a positional average, its value is not d

Standard deviation , Standard Deviation  The concept of standard deviat...

Standard Deviation  The concept of standard deviation was first introduced by Karl Pearson in 1893. The standard deviation is the most important and the popular measure of disp

Standard gaussian random variable , You will recall the function pnorm() fr...

You will recall the function pnorm() from lectures. Using this, or otherwise, Dteremine the probability of a standard Gaussian random variable exceeding 1.3.  Using table(), or

Number of principal components, While there are p original variables the n...

While there are p original variables the number of principal components is m such that m

Che, Chebychev inequality

Chebychev inequality

The sum of mean and variance, the sum of mean and variance ofabinomia distr...

the sum of mean and variance ofabinomia distribution of 5 trials is 9/5, find the binomial distribution.

HLT 362, What is an interaction? Describe an example and identify the varia...

What is an interaction? Describe an example and identify the variables within your population (work, social, academic, etc.) for which you might expect interactions?

Test the null hypothesis, A consumer preference study involving three diffe...

A consumer preference study involving three different bottle designs (A, B, and C) for the jumbo size of a new liquid detergent was carried out using a randomized block experimenta

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