Design and Analysis of Experiments (ISS (Statistical Services) Statistics Paper IV): Questions 27 - 32 of 36

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Question number: 27

» Design and Analysis of Experiments » Randomized Block and Latin Square Design

Appeared in Year: 2011

Essay Question▾

Describe in Detail

For symmetric BIBD, show that , where N is the incidence matrix of SBIBD.

Explanation

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Question number: 28

» Design and Analysis of Experiments » Randomized Block and Latin Square Design

Appeared in Year: 2010

Essay Question▾

Describe in Detail

Describe under which situations a Latin square design can be preferred to completely randomised design and randomised block design, What are the merits and demerits of LSD?

Explanation

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Question number: 29

» Design and Analysis of Experiments » Randomized Block and Latin Square Design

Appeared in Year: 2012

Essay Question▾

Describe in Detail

Discuss the layout of a Latin square design. Give its example. Write its model (one observation per experimental unit). Give its ANOVA table. Write null hypothesis. Give comments on acceptance and rejection of null hypothesis.

Explanation

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Question number: 30

» Design and Analysis of Experiments » Basic Principle of Experimental Design

Appeared in Year: 2010

Essay Question▾

Describe in Detail

Show that for BIBD:

(i) bk = rv

(ii) r (k- 1) = (υ - l),

Further show that for resolvable BIBD:

b ≥ v + r-1 Name the design when equality holds good,

Explanation

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Question number: 31

» Design and Analysis of Experiments » Basic Principle of Experimental Design

Appeared in Year: 2013

Essay Question▾

Describe in Detail

Discuss the concept of Balanced incomplete block design (BIBD). How does this design differ from randomized block design?

For a BIBD with parameters , b, r, kand , show that b

Explanation

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Question number: 32

» Design and Analysis of Experiments » Randomized Block and Latin Square Design

Appeared in Year: 2014

Essay Question▾

Describe in Detail

Obtain necessary conditions for a symmetric BIBD with an even number of treatments to exist.

Explanation

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