Sampling Techniques-Cluster Sampling With SRS - Intra-Class Correlation Coefficient (ISS Statistics Paper III): Questions 1 - 3 of 3

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Question number: 1

» Sampling Techniques » Cluster Sampling With SRS - Intra-Class Correlation Coefficient

Appeared in Year: 2009

Short Answer Question▾

Write in Short

Explain cluster sampling.

Question number: 2

» Sampling Techniques » Cluster Sampling With SRS - Intra-Class Correlation Coefficient

Appeared in Year: 2010

Essay Question▾

Describe in Detail

What is cluster sampling? In the case of cluster sampling for proportions, obtain an unbiased

Estimator of population proportion. Also, compute variance of your estimator.

Explanation

Cluster sampling:

Cluster sampling is a type of sampling method. In this method, the population is divided into separate groups, called clusters. Then, a simple random sample of clusters is selected from the population. Then analysis is done on the data from the obtained sampled clusters.

The samplings lead to… (255 more words) …

Question number: 3

» Sampling Techniques » Cluster Sampling With SRS - Intra-Class Correlation Coefficient

Appeared in Year: 2011

Essay Question▾

Describe in Detail

Discuss cluster sampling. Let Equation be the sample mean based on a sample of nM elements. Equation is the sample mean based on a sample of nM elements drawn for SRS without replacement from NM elements in the population. Obtain Relative efficiency of Equation with respect to Equation (without getting the derivation of V ( Equation ) and V ( Equation ) ). Write its ANOVA table.

Explanation

Cluster sampling:

Cluster sampling is a type of sampling method. If the population size is very large, the samplings lead to several difficulties. It might be tough to prepare a frame for large population size. In such case the, cluster sampling is used. In this method, the population is divided… (359 more words) …

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