Statistics MCQS for NTS Test
The hypothesis which is to be tested for possible rejection is
Null
Simple
Alternative
Composite
Second moment about mean is:
Variance
0
1
Standard deviation
Statistic is a characteristic calculated from
Fictitious data
Arrayed data
Sample data
Population data
If right tail is longer than the left tail,then distribution is called:
Positively skewed
Negatively skewed
None of these
Symmetrical
The binomial distribution is symmetrical when
p = q
None of these
p < q
p > q
If 1- a = 0.90, then value of Za-2 is
1.96
2.575
2.326
1.645
Variance of the values 8,8,8,8,8,is:
0
8
None of these
64
The graph of time series is called:
Ogive
Historigram
Straight line
Histogram
Mean deviation is least when deviations are taken from:
Mode
Mean
Median
H.M
Movement in secular trend
Smooth
Steady
Regular
All
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