Cluster sampling, Applied Statistics

Cluster Sampling

This method is also known as multi stage sampling .Under this method random selection is made of the ultimate or final units from a given stratum. The sampling process is carried out in several stages. At first stage samples are selected by some suitable method. Then the second sample out of the first be chosen again by some suitable method. Further stages may be added as per the requirements.

Merits:

 This method introduces flexibility in the sampling method which is lacking in other methods; it enables existing divisions   of universe to be used as units of various stages. The large area can be convened under this method.

Limitations:

Under this method a sample is less accurate as compared to a sample of the same a number of final stage units which are selected by some suitable single stage process.

Posted Date: 9/26/2012 7:30:01 AM | Location : United States







Related Discussions:- Cluster sampling, Assignment Help, Ask Question on Cluster sampling, Get Answer, Expert's Help, Cluster sampling Discussions

Write discussion on Cluster sampling
Your posts are moderated
Related Questions
Testing of Hypothesis One objective of sampling theory is Hypothesis Testing. Hypothesis testing begins by making an assumption about the population parameter. Then we gather

it is said that management is equivalent to decision making? do you agree? explain

Show that the ISB in a bin containing the origin of the double exponen-tial density, f(x) = exp(-|x|)/2, is O(h 3 ); hence, the discontinuity in the derivative of f does not have a

Assume that the normal distribution applies and find the critical z value(s). A = 0.04; H1 is mean ≠ 98.6 degrees Fahrenheit. Dteremine the value of Z. Find the value of the

Question: (a) Shale Oil, located in the island of Aruba, has a capacity of 600,000 barrels of crude oil per day.  The final products from the refinery include two types of unle

BCBSRI was able to reduce MSD related Workers Compensation cases with lost workdays by implementing a New Ergonomic Program in March 2000 and increasing workstation evaluations. Ex

solve problems

Dr. Jim Mirabella UNIT EIGHT: DATA ANALYSIS PROJECT All Excel output should be copied into a single Word document where you must enter all of your responses to the questions below.

Agency revenues. An economic consultant was retained by a large employment agency in a metropolitan area to develop a regression model for predicting monthly agency revenues ( y ).