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Q. Find the mode of 8, 5, 7, 10, 15, 21, 5, 7, 2, 5

Q. If bxy and byx are two regression coefficients, they have:

Q. The second and fourth moments about mean are 4 and 48 respectively, then the distribution is:

Q. The value of β2 can be:

Q. Asimpleindexnumberis anumberthatmeasures arelativechangein ?

Q. play a very important part in the construction of index nos

Q. Periodic movements with duration longer than a year are called

Q. ___is particularly suitable for the construction of index nos.

Q. The additive and multiplicative time series models are:

Q. The degree of peaked ness or flatness of a unimodel distribution is called: