Download OU B.Sc 2017 Dec 3rd Semester 7070 Statistics Statistical Methods Question Paper

Download OU (Osmania University)B.Sc (Bachelor of Science Maths, Electronics, Statistics, Computer Science, Biochemistry, Chemistry & Biotechnology) 2017 Dec 3rd Semester 7070 Statistics Statistical Methods Previous Question Paper

a De?ta?qpepnhti?nmrm mwaem FT.
(memembiaeadmsafenee?mtmw?hen mgm- - ?:_.;H
1' .tate'the eteeettiee et Hamum-l?uuh
,De?ne interval estimation. _
m? e {4 . -
{Essay 1 Twat
Answer ALL quee?uns them the te?ewt 1.- .
9 are] I) Dhtatn the tunnel: tar as men's tank eenetatlen eee?'tcienta
ii] Derive the eennel er ?tting at e eunre at the type 1 = ax?.
DH
?ueametneeeg nl ef?renx. _
it) Stete and pre t e parties 0! reuteeeien eee?telente.
10,311} De?ne multipe rrelahen wtth an example fer three variables and elite the
4? fennule tear R123. R: 13 and R; u.
it] It rm = n.?e?ru = D12 and r2: = H.532. Find the values at R123. R313 and
R31}
DR
1} D%?ee'pesi?ve aesecaetien. negative association and independence of
etttibutee.
ii) Derive the retatieeship heMeen Yute's eeef?eient e'l aseeeietien and
ceef?eient ef celligetien.
11 - 5} De?ne sampling distribution of a statistic and standard error.
ii} De?ne f - distribution. State its prepertles and applications.
GR
h] i} De?ne eensisteney and suf?ciency with examples-
'1 State and prove suf?cient conditions for consistency.
12/314; State Neyman's Faetertzetien theorem.
it} Find the suf?cient estimater fer H in ease of expenentiel distribution.
' DR
b} i.) Explain the method at MLE.
u} Fund the MLE fer the parameter J. of Poisson distribution on the haeienf
sample of size n. Nee ?nd its variance.
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