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1. Enter ROC data From the Welcome or New table dialog, choose the Column tab. If you are not ready to enter your own data, choose the sample ROC data.

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

I need more help setting up an RIA or ELISA analysis.(318) I need help with my survival analysis.(320) I need more help setting up a t test in Prism. (321)

GraphPad FAQs

Relative weighting (weighting by 1/Y2) In many experimental situations you expect the average distance (or rather the average absolute value of the ...

https://www.graphpad.com/guides/prism/latest/curve-fitting/

A competitive inhibitor reversibly binds to the same site as the substrate, so its inhibition can be entirely overcome by using a very high concentration of ...

https://www.graphpad.com/guides/prism/latest/curve-fitting/

Prism computes the geometric mean by computing the logarithm of all values, then calculating the mean of the logarithms, and finally taking the antilog.

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

You should average the logEC50 values, not the EC50 values. Since the distribution of EC50s is usually not symmetrical, the mean of the EC50s is not a good way ...

GraphPad FAQs

Introduction In a saturation binding experiment, you vary the concentration of radioligand and measure binding. The goal is to determine the Kd (ligand ...

https://www.graphpad.com/guides/prism/latest/curve-fitting/

The coefficient of variation (CV), also known as “relative variability”, equals the standard deviation divided by the mean.

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

You have a choice, in the Confidence tab, to either mark selected parameters as "unstable", to mark entire fits as "ambiguous", or neither.

https://www.graphpad.com/guides/prism/latest/curve-fitting/

Prism 9 introduces a number of great improvements to the Multiple Variables data table. Explore larger data sets using a standard structure.

https://www.graphpad.com/updates/