Survey research on a sample at a single point in time pertains to which of the following research designs?किसी एक ही समय-बिंदु पर किसी प्रतिदर्श पर किया गया सर्वेक्षण अनुसंधान निम्नलिखित में से किस शोध अभिकल्प से संबंधित है?
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Correct answer: A. cross-sectionalअनुप्रस्थ-काट (cross-sectional)
Explanation
A design that collects data from a sample at one single point in time is a cross-sectional design. A longitudinal design studies the same sample repeatedly over time, an experimental design manipulates a variable, and a case study examines one unit intensively.जिस अभिकल्प में किसी प्रतिदर्श से केवल एक ही समय-बिंदु पर आँकड़े एकत्र किए जाते हैं, वह अनुप्रस्थ-काट (cross-sectional) अभिकल्प कहलाता है। दीर्घकालिक अभिकल्प में उसी प्रतिदर्श का समय के साथ बार-बार अध्ययन होता है, प्रयोगात्मक अभिकल्प में चर का प्रहस्तन किया जाता है और वैयक्तिक अध्ययन में एक ही इकाई का गहन अध्ययन होता है।More Research Aptitude questions
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