Sequential Random Sampling If you specify the option METHOD=SEQ and do not include a SIZE statement, PROC SURVEYSELECT uses the equal probability version of Chromy's method for sequential random ...

Sequential-Gas-Sampling-System News: Martek Awarded Wheelmark Approval. Friday, June 13, 2025. Sequential Gas Sampling System News.

During pregnancy, a sequential screening is a series of tests to check for neural tube defects and genetic abnormalities. Here’s what to expect.

Sequential Analysis of Statistical Data. Applications. Prepared by the Statistical Research Group, Columbia University, for the Applied Mathematics Panel, National Defense Research Committee ...

Tektronix has announced the DSA8200 digital serial analyzer sequential-sampling oscilloscope, new remote-sampling electrical modules, and enhanced IConnect software for serial-data-network analysis.

LeCroy prefers to call the new units simply “sampling scopes,” even though that description can lead to confusion with real-time-sampling scopes. The new instruments feature optional 100-GHz bandwidth ...

SEQUENTIAL sampling methods were developed during the War and remained secret for some time. Accounts of the methods have since been published in statistical journals, and knowledge of them has ...

Pico Technology’s PicoScope 9300 series oscilloscopes use sequential sampling technology to measure fast repetitive signals without needing real-time sampling hardware. An input bandwidth of up ...

Continuous low-flow ascites drainage and sequential non-invasive tumor-cell sampling through the urinary bladder via the alfa-pump closed system in platinum-resistant ovarian cancer (PROC): First ...

PPS Sequential Sampling If you specify the option METHOD=PPS_SEQ, PROC SURVEYSELECT uses Chromy's method of sequential random sampling. Refer to Chromy (1979) and Williams and Chromy (1980). Chromy's ...