BSc Biochemistry Sem VI ATKT 2016-17 ATKT Bio Chem Biostatistics & Bio Informatics Question Paper - Mumbai University | munotes

(6) test is a non-parametric test
Answer any one of the following : 2
(1) Give two uses of t test
(2) What is degree of freedom and how is it tabulated for square test
Attempt any one of the following:
(1) Write the properties of test
(2) A group of students was being trained mental challenge by
testing for their ability to remember certaingisms out of 30. A special
session was then held to give them tipg Ont improving their memory
The results are as follows :
[No. of items 19 | | 16| 19 | 16 | 17
Test whether any significant impact of the special session
Answer any. one : 6
(1) To comp the price of certain commodity in two towns, ten shops
Selected at random in each town. The prices are as follows:
By applying suitable statistical method, test whether the average price
a be said to be the same in the two towns
The number of demand for a particular spare part in a shop was
found to vary from day to day. In the sample study the following
information was found
Number of 124 125 110 120 126 WS
The hypothesis that the number of parts demanded not depend
on the day of the week. (y? 0.05, 6) = 8.558 ; 5)
‘5. (a) Answer in brief any one of the following :
(1) Write a brief note on Percentile
Calculate the median for the number per plant from the
(b) In brief answer any one of
(1). What is the probability fhat 1994 would have had 53 Mondays?
Write a brief note on tree
Answer in brief any
(1) What is
Arandom of 256 flower stems, showed an average length
of this be regarded as a sample from a large population
with of 10.2 and variance of
between black (dominant) and white coloured mice, in
the number of black and white mice obtained were 787 and 277
Test for Mendel's first law. 0.05,1) (w? 0.05, 2) = 5.99
Write a brief note on the
State True or False (any
(1) The first step to hypothesis testing is to set the level of
(2) Mean is a measure of dispersion. @
(3) Median - 2 Mean
(4) The shape ofat distribution curve varies with degrees
(5) Choice of one or two tailed test depends on null
(6) Area of the rejection region depends on the size