Oct. 8, 2008— -- Surveys based on a random sample of respondents are subject to sampling error – a calculation of how closely the results reflect the attitudes ...
HOUSTON – A boil water notice for parts of northwest Harris County has been rescinded following further testing results of its water supply, according to the Harris County MUD No. 24. Texas Commission ...
Key challenges of biopsy-based determination of prostate cancer aggressiveness include tumour heterogeneity, biopsy-sampling error, and variations in biopsy interpretation. The resulting uncertainty ...
E. coli had been detected in a routine water sample in Melbourne, Florida, prompting a boil water notice for 167,000 customers. The contamination may have been due to a sampling error, but it could ...
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