EPFO APFC 2016 • General Studies • Q.65

EPFO APFC 2016General Studies • Q.65
EPFO APFCGeneral Studies2016 • Q.65
Elementary Mathematics & StatisticsMedium
There are four identically sized and shaped balls in a box, with only its top open. Each ball is of a different colour, these being: Green, Red, White and Blue, only one ball of each colour. Without looking into the box, one ball is randomly picked out and its colour is noted; then it is returned to the box. What are the chances that, in two successive draws, one may get the white ball and the red ball - in whichever order?
2016 EPFO APFCGeneral Studies

Syllabus Connection

Statistics: Basics of statistics, sampling methods, measures of central tendency (mean, median, mode), range, measures of dispersion, standard deviation, basic probability. (APFC)

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