एक प्रतिचयन (sampling) विधि जिसमें जनसंख्या को चयन से पहले समान विशेषताओं वाले उपसमूहों (सजातीय स्तरों) में विभाजित किया जाता है, ________ कहलाती है।

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?