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15.
Answer all the
questions:
2x4=8
a)
A union
leader complained: that
the owners of this
factory have adopted a
policy of gradually
decreasing the wages of
its workers is amply
evident from the fact
that the average monthly
wage of the workers has
dropped down to Rs 2,530
in January, 2006 from Rs
2,570 in January, 2005.
Comment on the validity
of the argument.
b)
As high as
45% of the under-5
children, brought to the
outdoor clinics of 4
major State-run
hospitals in Kolkata
last year, were found to
be victims of
malnutrition. Incidence
of malnutrition among
the under-5 children in
the city must,
therefore, be alarmingly
high. Explain why you
support the argument, or
disagree with it.
c)
In a
community support
project, the average
grants (in Rs) received
by the male and the
female beneficiaries
were 5,200 and 5,800
respectively, while the
average grant received
by all the beneficiaries
was 5,560- What
percentage of
beneficiaries were
females?
d)
The
amounts of rainfall (in
mm) in a town
on 10 consecutive
days are as follows:
8-5,
0, 6.8, 3., 4.8, 10.5,
76.2, 9.4, 0, 1-2
Use
a suitable measure to
throw light on the
central tendency of the
data�.
Qns
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