Various recent developments in survey theory have focused on the choice of sampling strategy guided by auxiliary information incorporated into a model. Efficiency and robustness concepts that play a ...

For anyone invested in NASA’s decades-long efforts to robotically explore Mars, now is the time for nail-biting. Launched last July and barreling toward the Red Planet and Jezero Crater is the space ...

A marketing sampling plan maps out how your company intends on gathering data to fulfill its short- and long-term marketing objectives. Methods for collecting market data include polling, surveys and ...