Stats Assistance is a statistical consulting firm with expertise in business, education, health care, and social science research. Our team of PhD-level professionals has expertise in: psychometrics, reliability analysis, validity analysis, mean difference analysis, analysis of variance, growth modeling, latent analysis, factor analysis, and item analysis. Members of the Stats Assistance team have consulted members of the Department of Education, doctoral students, and university professors. We have worked with first-hand data and secondary data (i.e. government datasets).

Free Sample Size Calculator now available on the app store!!!

Stat Assistance’s sample size calculator allows users to calculate sample sizes needed for research and survey studies quickly, reliably, and easily without having to search the web for a sample size calculator or calculate sample size needed for research by hand.

Test the Reliability of your Survey with Relicheck