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The Mumbai based Ed-tech platform White Hat Jr has been acquired by Byju’s for $ 300 million. Byju’s will make significant investments in WhiteHat Jr’s technology platform, product innovation, while expanding the teacher base to cater to demand from new markets.
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:
