Sentences with phrase «adequate sample size»

Reliability of data: For the purposes of an evaluation, there should be at least three years of test data with adequate sample sizes and individual student data from previous years.

We'll be looking at goals, assists, aerial duels, tackles and interceptions, but will be using this season's statistics for Lacazette and Firmino, but the 2013/14 statistics for Daniel Sturridge — the last time there was an adequate sample size for such a comparison to take place.

We test our hypotheses with data from the European Social Survey (ESS), which includes consistent regional - level identifiers allowing us to match individual and regional information while working with adequate sample sizes.

Our results show gains of similar sizes by the three racial groups for which we have an adequate sample size to have reasonable confidence in our findings: white, black, and Hispanic.

By contrast, charter schools are required to enroll at least 80 students to alleviate concerns that the schools are simply home schools and to avoid the difficulty of providing aggregated data without an adequate sample size.

BPL says: «And in order to be a trend, the slope has to be significant, which means you need an adequate sample size.»

Our observational study has several strengths including multiple country contexts, adequate sample size, low study attrition and a cohort design with consistent measures of individual access to W&S and vocabulary test data across early childhood.

A well - designed evaluation study (e.g., using a strong experimental design with a well - matched comparison group and adequate sample size) with more extensive measurement would be needed to provide stronger evidence of curriculum impact.