Analysis » Statistics and Figures » Mean

Mean

Mean is the arithmetic mean of the ratings given by the participants.

The mean m formula is:

N is the number of participants

x_iis the rating given by the i^th participant

Related concepts

Median - Median is the value separating the lower half from the higher half of the participants' rating distribution (the "middle" value).
Standard Deviation - The standard deviation is a calculation which is used to measure the dispersion of the ratings given by the participants around their mean value.
Standard Error - The standard error is the theoretical standard deviation of the distribution of the mean values (if, hypothetically, the experiment was repeated several times).
95% Confidence Interval Width - The 95% confidence interval is a measure of the extent around the mean value where you are sure (at 95%), according to the data dispersion, that the 'true', hypothetical mean value is. It is a measure of uncertainty of the mean value.

« Statistics and Figures

Contains proprietary and confidential information of ANSYS, Inc. and its subsidiaries and affiliates.

Release 2024 R2 - © ANSYS, Inc. All rights reserved