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39.9% of 1720 + 80.2% of 630 = 89.9% of 1280 + ? 40% of 1720 + 80% of 630 = 90% of 1280 + ? 688 + 504 = 1152 + ? ? = 40
Which of the following approaches does multiplicative model have for the component of Time series Secular trend (7). Seasonal variation (S), Cyclical f...
The memory-less property is followed by which of the following continuous distribution:
If rp be partial correlation compound on sample rAB.c compound from sample of size n, the test statistic for significance testing is
Marshall-Edgeworth Index number:
Five persons A, B, C, D and E occupy seats in a row at random. The probability that A and B sit next to each other is:
The limits of multiple correlation coefficient R1.23 are:
The median of the following observations 10, 11, 9, 12, 10,10, 12, 10, 9,11 is:
For making frequency distribution, the number of classes used depends upon:
The second and fourth moment about mean for a distribution are 4 and 18 respectively. What is the value of Pearson's coefficient of skewness β ₂ ? ...
Using the method of semi-averages, secular trend is measured when:
