LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – STATISTICS

FIFTH SEMESTER – NOVEMBER 2012

ST 5505/ST 5501 – TESTING OF HYPOTHESES

 

 

 

Date : 03/11/2012             Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

PART – A

 

Answer ALL questions:                      (10 x 2 = 20 marks)

 

1. Distinguish between Simple and Composite hypotheses.
2. Define Best Critical Region.
3. Define Exponential Distribution.
4. When do you call a test uniformly most powerful?
5. Define SPRT for testing H_O against H₁.
6. State the ASN function for the SPRT for testing H_o: q = q₀ against H₁: q = q₁.
7. What do you mean by one-tailed and two-tailed tests?
8. State the assumptions for Student’s t-test.
9. Mention the assumptions associat

 

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