जब जनसंख्या प्रसरण (population variance) अज्ञात हो और नमूना आकार (sample size) छोटा हो, तो कौन सा परीक्षण सबसे उपयुक्त होता है?

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?