Additional validity and reliability data were obtained from a larger sample (n = 295). The alpha coefficient (internal consistency) for the FACT-B total score was high (alpha = .90), with subscale ...

Because of the nature of the ethnographic data collection task, tests of validity in anthropological research have been somewhat neglected. The development of tests of validity for the concepts used ...

SM seeks qualitative and quantitative contributions that address the full range of methodological problems confronted by empirical research in the social sciences, including conceptualization, data ...

The Bureau of Labor Statistics is reducing or ending the collection of data that is used to calculate the Consumer Price Index.

The Bureau of Labor Statistics is cutting back its collection of data on consumer prices, raising questions about the reliability of federal economic statistics under President Trump.