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This calculator computes EC 80 or EC 90 (etc.) from EC 50. How? 1. Enter EC 50 I will enter: EC 50 as concentration. For 1nM, enter '1e-9'.

https://www.graphpad.com/quickcalcs/ecanything1/

McNemar's test is used to compare paired proportions. It can be used to analyze retrospective case-control studies, where each case is matched to a particular ...

https://www.graphpad.com/quickcalcs/mcnemar1/

Enter raw data and this calculator will calculate the mean, SD, SEM and confidence interval of the mean. Enter mean, N and SD or SEM, and it will calculate ...

https://www.graphpad.com/quickcalcs/cimean1/

Prism (up to version 5) does not compute critical values for the Dunnett or Tukey tests, but rather uses values tabulated by others.

GraphPad FAQs

Chemical and radiochemical calculators. Create and convert molar solutions, convert moles & grams, radioactivity calculations.

https://www.graphpad.com/quickcalcs/chemmenu/

This calculator is built for simple linear regression, where only one predictor variable (X) and one response (Y) are used.

https://www.graphpad.com/quickcalcs/linear1/

Sensitivity and specificity at various thresholds The list of thresholds is taken by sorting all the values in both groups (patients and controls) and ...

https://www.graphpad.com/guides/prism/latest/statistics/

The potency of a drug is commonly quantified as the EC50, the concentration that leads to 50% maximal response (or the logarithm of the EC50).

GraphPad FAQs

This page explains how to use Prism perform one-way ANOVA, repeated measures one-way ANOVA, the lognormal one-way ANOVA, and the Kruskal-Wallis and Friedman ...

https://www.graphpad.com/guides/prism/latest/statistics/

... QuickCalc on graphpad.com?(499) How Prism computes percentiles(501) When I create a layout, how do I keep each graph the same size as on the graph sheet ...

GraphPad FAQs