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An elusive echidna, named 'Zaglossus attenboroughi' and feared extinct after a disappearance of six decades, has been rediscovered in a remote part of Indonesia Commonly referred to as Attenborough’s long-beaked echidna or Sir David’s Long-beaked Echidna, this creature belongs to a small and distinctive group of egg-laying mammals known as monotremes, which also includes the platypus It is named in honor of the naturalist Sir David Attenborough These shy creatures inhabit burrows and only come together with others once a year during the mating season
With reference to index numbers, which of the following statements is true?
For the data set
X: 1 2 3 4 ...
If Laspeyres price index of a commodity is 208 and Passche's price index of the same commodity is 52, the value of Fisher index number will be:
For an experiment we have the following data set: n = 4, ∑ X = a,∑ Y = 10,∑ XY = 21,∑ X2 = 30,∑ Y2 = 30 the correlati...
The mode of the given data set is 12. The sum of the frequency on both sides of mode are 16. The skewness:
For the following frequency distribution
Class : 3-5 5-7 7-9 ...
X and Y are independent normal variables with mean 50 and 80 respectively and standard deviation as 4 and 3 respectively. What is the distribution o...
The second quartile for the following data 38, 39, 40, 52, 59, 67, 73, 77, 149, 248 is:
The probability of getting a total of 7 on two dice thrown together is:
The standard error of the given data 15, 5, 12, 10, 20, 4 is