# Sampling Techniques (ISS (Statistical Services) Statistics Paper III): Questions 5 - 11 of 30

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## Question number: 5

» Sampling Techniques » Concepts in Sampling

Appeared in Year: 2009

### Describe in Detail

What do you mean by sampling frame? Why do you need it? Give reasons for preferring the sampling to complete enumeration.

### Explanation

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## Question number: 6

» Sampling Techniques » Stratified Random Sampling

Appeared in Year: 2009

### Write in Short

Explain the principle of stratification. How would you determine the best mode of stratification?

## Question number: 7

» Sampling Techniques » Simple Random Sampling With and Without Replacement

Appeared in Year: 2009

### Describe in Detail

Describe the procedure of drawing a simple random sample of size n without replacement from a finite population of size N. obtain the probabilities of drawing specified sample in simple random sampling with and without replacement.

### Explanation

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## Question number: 8

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

Appeared in Year: 2009

### Write in Short

Explain cluster sampling.

## Question number: 9

» Sampling Techniques » Two-Stage Sampling With Equal Number of Second Stage Units

Appeared in Year: 2009

### Describe in Detail

Distinguish between two-stage and two-phase sampling schemes. Give suitable examples.

### Explanation

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## Question number: 10

» Sampling Techniques » Concepts in Sampling

Appeared in Year: 2010

### Describe in Detail

What precautions would you take in planning for a sample survey?

### Explanation

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## Question number: 11

» Sampling Techniques » Simple Random Sampling and Systematic Sampling

Appeared in Year: 2010

### Write in Short

A hypothetical population has the population units in linear trend given by = a (i = 1, 2, … N).

Show that: V (

V ( where N = nk

V (

Hence, deduce that