Statistics applied to health research

The chi-square

Fernando Quevedo Ricardi

Medwave 2011;11(12):e5266

( 1/12/2011)

Comparison of the averages of two independent samples (with variances unknown but assumed equal)

Fernando Quevedo Ricardi

Medwave 2011;11(11):e5254

( 1/11/2011)

Hypothesis testing to compare two samples

Fernando Quevedo Ricardi

Medwave 2011;11(10):e5195

( 1/10/2011)

Comparison of the percentage of a sample with the percentage of the universe

Fernando Quevedo Ricardi

Medwave 2011;11(9):e5136

( 1/09/2011)

Comparison of the mean of a sample with the average of the universe

Fernando Quevedo Ricardi

Medwave 2011;11(08):e5102

( 1/08/2011)

Testing the hypothesis

Fernando Quevedo Ricardi

Medwave 2011;11(07):e5066

( 1/07/2011)

Parameter estimation

Fernando Quevedo Ricardi

Medwave 2011;11(06):e5053

( 1/06/2011)

Normal distribution

Fernando Quevedo Ricardi

Medwave 2011;11(05):e5033

( 1/05/2011)

Relative measures

Fernando Quevedo Ricardi

Medwave 2011;11(04):e4982

( 2/04/2011)

Measures of central tendency and dispersion

Fernando Quevedo Ricardi

Medwave 2011;11(03):e4934

( 2/03/2011)

The process of observation and variables

Fernando Quevedo Ricardi

Medwave 2011;11(01):e4844

( 2/01/2011)