NOVELTIES
Web-based Calculator for ROC Curves Registration not required.
Click here for more informationsPublished on 2010-08-06 08:48:37
Perform currency and foreign exchange calculations using live, mid-market rates. Registration not required.
Click here for more informationsPublished on 2010-08-05 12:57:17
Multiuse converter for units on: Angle, Area, Bits, Density, Electric, Energy, Focrce, Fuel, Length, Mass, Power, Pressure, Speed, Temperature, Time, Volume Registration not required.
Click here for more informationsPublished on 2010-08-05 12:48:15
SISA allows to do quite complete statistical analysis directly on the Internet. Registration not required.
Click here for more informationsPublished on 2010-08-05 12:45:23
Add to my favorites
Remove from my favorites
Category: Statistics miscellanea, Statistical distribution
RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs. Registration not required.
Click here for more informationsPublished on 2010-08-05 12:43:20
Add to my favorites
Remove from my favorites
Category: Statistics miscellanea, Statistical distribution
Subcategories: GraphPad
Randomly assign subjects to groups; Simulate data by generating random numbers; Randomly select a subset of subjects. Registration not required.
Click here for more informationsPublished on 2010-08-05 12:42:23
This is a simple but fairly general numeric expression evaluator, with a large number of built-in transcendental functions. Registration not required.
Click here for more informationsPublished on 2010-08-05 12:42:11
Confidence interval of a proportion or count.; Chi-square test; 2x2 contingency table; McNemar's test to analyze a matched case-control & paired comparison; binomial and sign test for two possible outcome; NNT (Number Needed to Treat); predictive values from sensitivity, specificity, and prevalence; Kappa test. Registration not required.
Click here for more informationsPublished on 2010-08-05 11:38:53
Normal, Student's T, Chi-Square and F Statistical Tables from SOCR (UCLA) Registration not required.
Click here for more informationsPublished on 2010-08-05 11:22:14
Add to my favorites
Remove from my favorites
Category: Statistical distribution
Subcategories: GraphPad
Use this calculator to compute a P value from a Z, t, F, r, or chi-square value. Registration not required.
Click here for more informationsPublished on 2010-08-05 11:16:49
This screen computes the sample size required to detect a difference between two proportions. Registration not required.
Click here for more informationsPublished on 2010-08-05 11:11:00
Online conversions (e.g. metric conversions) for many measurement systems. Conversion tables are provided for both common (U.S., metric, etc.) and quite exotic units like Ancient Greek and Roman. You can also ask your questions and discuss how to convert units on our Units Conversion Forum. Registration not required.
Click here for more informationsPublished on 2010-08-04 11:39:05
List of sites with large collections of Material Safety Data sheets (MSDS). Registration not required.
Click here for more informationsPublished on 2010-08-03 12:15:33
The National Toxicology Program (NTP) was established in 1978 as a cooperative effort to: Coordinate toxicology testing programs within the federal government; strengthen the science base in toxicology; develop and validate improved testing methods; provide information about potentially toxic chemicals. Registration not required.
Click here for more informationsPublished on 2010-08-03 12:13:15
The CPDB is an international resource of the results of thousands of chronic, long-term animal cancer tests on chemicals. The CPDB provides easy access to the bioassay literature, with qualitative and quantitative analyses of both positive and negative experiments that have been published over the past 50 years in the general literature through 2001 and by the National Cancer Institute/National Toxicology Program through 2004. Registration not required.
Click here for more informationsPublished on 2010-08-03 12:04:04
Databases and nomenclature for cytochromes P450 in nature Registration required.
Click here for more informationsPublished on 2010-08-03 09:23:24
VIPERdb is a database for icosahedral virus capsid structures. The web site includes powerful search utilities , links to other relevant databases, background information on virus capsid structure, and useful database interface tools. Registration not required.
Click here for more informationsPublished on 2010-08-03 09:09:57
ScienceJobs is a job site for recruiting the top scientists in associations with the Journal of American Science. Registration not required.
Click here for more informationsPublished on 2010-08-03 04:08:47
CELL Career Network is in association with Cell magazine and provides a job search engine for scientist. Registration not required.
Click here for more informationsPublished on 2010-08-03 04:07:01
Job Seeker is a job search engine in association with Science magazine. Options include keywords, discipline, period and location Registration not required.
Click here for more informationsPublished on 2010-08-03 03:59:27