A simulation study was conducted to assess how well the necessary sample size to achieve a stipulated margin of error can be estimated prior to sampling. Our concern ...

A trade body has accused a damning equity release study published last month of using a “heavily skewed” data sample. The study, published by the Financial Services Consumer Panel on May 5, ...

Posting online and chatting with people on Twitter, Facebook, email lists, and other social media about the findings from my 25+ year longitudinal study of polyamorous families with children has drawn ...

Last year's PISA test results, which show where New Zealand students' reading, maths and science skills rank compared with other countries, are expected to be skewed, the Ministry of Education says.

A skewed sample is likely to have boosted New Zealand’s scores in the most recent PISA tests of reading, maths and science. There were 4682 15-year-olds who participated in the OECD’s Programme for ...

This sample is much different than the one Pew used, explaining the skewed result. Was the Pew poll designed to reflect popular opinion or shape it? The phrasing of the poll question is also curious.

There is strong evidence of a negative cross-sectional relationship between realized skewness and future stock returns - stocks with negative skewness are compensated with high future returns for ...