Why is Sample Size important?

A good statistical study is one that is well designed and leads to valid conclusions. This however, is not always the case, even in published studies. In Cohen’s (1962) seminal power analysis of the journal of Abnormal and Social Psychology he concluded that over half of the published studies w

The Prevention and Treatment of Missing Data in Clinical Trials

Free Webinar…..Multiple Imputation in Pharmaceutical Clinical Trials

Multiple Imputation In Pharmaceutical Clinical Trials
Using SOLAS for Missing Data Analysis

Free Webinar

Date: Tuesday 6th December
Time: 10AM – 11 AM GMT
Duration: 60 minutes
Speaker: Andrew Grannell, Senior Statistician, Statistical Solutions Ltd.

Association of Survey Computing Conference Report

ASC 6th International Conference, Bristol, 2011

After a calm flight from Cork, we arrived on a very pleasant and sunny day in Bristol. On the way to Wills Hall, the location of the conference, we drove through the city and passed through the vast, outreaching Durdham Downs. It was an amazi

ISI Dublin + JSM Miami Reports

This Summer, Statistical Solutions exhibited at 2 of the largest statistical conferences of the year, JSM Miami, July 31-August 4th and ISI Dublin August 21-26. At each event we got the opportunity to showcase our great products, hear feedback from existing users and meet up with many old friends

Report on 4th Workshop on Analysis of Incomplete Data (AID), Bamberg, Germany

On June 1st 2011, Prof. Susane Raesssler of the Department of Statistics and Econometrics Otto-Friedrich-University, Bamberg, gathered together many of the world’s leading experts in Missing Data Analysis, including Donald B. Rubin (Harvard University), Trivellore E. Raghunathan (University of

PSI Expert Group on Missing Data

Brian Sullivan, Statistician and Customer Support Manager with Statistical Solutions recently contributed to the PSI Missing Data Expert Group paper that was published in the Oct-Dec issue of the Wiley-Blackwell journal Pharmaceutical Statistics. You can read the article free of charge at htt

Power & Sample Size for Group Sequential Trials – Announcing nTerim

Statistical Solutions is delighted to announce the latest statistical package to add to our portfolio, nTerim – Power and Sample Size for Group Sequential Trials.

Here are a taste of nTerim’s main features

Power and Sample Size calculations for Two Means test, Two Propo

BMDP Statistical Software in Cutting Edge Research

 
Some world’s leading research institutions have used BMDP as their statistical analysis partner for their innovative research projects.

 At Indiana State University, researchers use BMDP Time Series and Repeated Measures progrmas to analyze very large serial thermal data sets

Introduction to Meta Analysis – Online Course by Michael Borenstein

What are the goals of a meta-analysis
How a meta-a