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Apr 2: Statistics in Practice – Special Epi Course

In this special Brief we step back and look at various estimates of the projected death toll from the coronavirus.   Would you like to learn more about the statistical analysis of disease?  We’re offering a special self-paced course to those seeking to improve their knowledge of epidemiology: April 10 – June 10:  Epidemiologic Statistics (self-paced)Continue reading “Apr 2: Statistics in Practice – Special Epi Course”

Mar 24: Statistics in Practice

In this week’s Brief, we look again at the statistics of Coronavirus.  We also spotlight our Health Analytics Mastery – a 3-course series in which you can choose from among Biostatistics 1 and 2 Designing Valid Statistical Studies Epidemiologic Statistics * Introduction to Statistical Issues in Clinical Trials You can start July 1 with BiostatisticsContinue reading “Mar 24: Statistics in Practice”

Covid-19 Parameters

There are many moving parts in modeling the spread of an epidemic, a subject that has lately attracted the attention of great numbers of statistically-oriented non-epidemiologists (like me).  I’ve put together a “lay statistician’s guide” to some of the important parameters and factors (and I welcome corrections/additions!). Terms Case fatality rate or CFR:  Deaths asContinue reading “Covid-19 Parameters”

Coronavirus – in Search of the Elusive Denominator

Anyone with internet access these days has their eyes on two constellations of data – the spread of the coronavirus, and the resulting collapse of the financial markets.  Following the 13% one-day drop of the stock market a week ago, The Wall Street Journal forecast a quarterly GDP drop of as much as 10% –Continue reading “Coronavirus – in Search of the Elusive Denominator”

Coronavirus: To Test or Not to Test

In recent years, under the influence of statisticians, the medical profession has dialed back on screening tests.  With relatively rare conditions, widespread testing yields many false positives and doctor visits, whose collective cost can outweigh benefits.  Coronavirus advice follows this line – testing is limited to the truly ill (this is also due to aContinue reading “Coronavirus: To Test or Not to Test”