Polls that drew samples from voter files and matched respondents to their public records are in a position to determine which ones actually voted and which did not.
The city's Department of Environmental Protection drew samples from three upstate watersheds between March and December last year and analyzed them for 72 compounds, including antibiotics and prescription medications.
Firstly, we randomly drew samples from both case and control groups.
We drew samples from five different distributions, Normal, Log-normal, Beta, Exponential and Weibull.
To assess serum PSA, investigators drew samples on day 1 and at months 3, 6, 9, and 12.
We stratified providers by override frequency and then drew samples from the high- and low-frequency groups.
This says that, properly drawn, sample means follow a normal distribution.
It was also visually confirmed that a drawn sample is shrunk above the endothermic peak.
Participants' payment depended on performance in a randomly drawn sample of ten epochs.
