Friday, June 12, 2015

RBISBRO DSIM Descriptive Type on Statistics 2013 Question Paper

Reserve Bank of India
RBISBRO (DSIM)
Descriptive Type on Statistics
2013 Question Paper

1. (a) In a SRSWOR of n clusters from a population of N clusters each containing M elements, obtain an unbiased estimator of Y (population mean per element ) . Also obtain its variance. State the unbiased estimator of the variance obtained.
(b) The following data relates to a random sample of 5 clusters from a population of 25 clusters each consisting of 2 consecutive plots. The value of y are the areas of sample paddy fields.

Duraimani

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