Sampling Techniques-Simple Random Sampling and Systematic Sampling (ISS (Statistical Services) Statistics Paper III): Questions 1 - 5 of 5

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Question number: 1

» Sampling Techniques » Simple Random Sampling and Systematic Sampling

Appeared in Year: 2010

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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

Question number: 2

» Sampling Techniques » Simple Random Sampling and Systematic Sampling

Appeared in Year: 2011

Essay Question▾

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Explain aligned sample and unaligned systematic sampling method

Explanation

… (168 more words) …

Question number: 3

» Sampling Techniques » Simple Random Sampling and Systematic Sampling

Appeared in Year: 2010

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Explain the concepts of linear and circular systematic sampling giving suitable illustrations.

Further, show that for linear systematic sampling, sample mean is an unbiased estimator for population mean.

Explanation

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Question number: 4

» Sampling Techniques » Simple Random Sampling and Systematic Sampling

Appeared in Year: 2012

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Show that mean of a systematic sample is more precise than the mean of a simple random sample of size n under a certain condition to be obtained by you.

Question number: 5

» Sampling Techniques » Simple Random Sampling and Systematic Sampling

Appeared in Year: 2013

Essay Question▾

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Explain circular systematic sampling. Show that minimum value of ρ is , when , where ρis intraclass correlation and is the sample mean.

Explanation

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