βToday poll question
Q. A estimator is always minimum variance unbiased estimator if it is
Q. A estimator is always minimum variance unbiased estimator if it is
Anonymous Quiz
5%
(a) biased estimator
24%
(b) consistent estimator
35%
(c) sufficient statistic
36%
(d) maximum likelihood estimator
WR-ISS-2024-engl-210824.pdf
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Forwarded from Studepedia (Vineet)
"Statistics may rightly be caused the science of averages." This definition was given by:
Anonymous Quiz
52%
Bowley
23%
Boddington
18%
Secrist
7%
Seligman
Forwarded from Studepedia (Vineet)
Langrange's is useful for:
Anonymous Quiz
24%
Interpolation
7%
Extrapolation
24%
Unequal interval between the values of x
45%
All of these
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Forwarded from Studepedia (Vineet)
The difference between sample estimate and population parameter is termed as
Anonymous Quiz
3%
Humen error
84%
Sampling error
7%
Non sampling error
5%
None of the above
Forwarded from Studepedia (Vineet)
If each and every unit of population has equal chance of being included in the sample, it is known as
Anonymous Quiz
3%
Restricted sampling
5%
Purposive sampling
92%
Simple random sampling
1%
None of the above
π3
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π1
Forwarded from Studepedia (Vineet)
In case of positive skewed distribution, the extreme values lie in the
Anonymous Quiz
16%
Left tail
79%
Right tail
4%
Middle
0%
Anywhere
Forwarded from Studepedia (Vineet)
Correlation coefficient is independent of change of
Anonymous Quiz
32%
Origin
9%
Scale
57%
Origin and scale
2%
None
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Forwarded from Studepedia (Vineet)
A private network confined to the single organisation only
Anonymous Quiz
26%
WAN
21%
MAN
17%
Internet
36%
Intranet
Forwarded from Studepedia (Vineet)
A process of converting digital signal into analog signal is known as
Anonymous Quiz
48%
Modulation
36%
Demodulation
10%
Routing
6%
Switching