Documents Statistics

MEASURES OF CENTRAL TENDENCY Formula 1. Mean for grouped data, using assumed mean with step deviation method Mean = A + Where – A is the assumed mean d is deviations from…

Education Measures of dispersion - united world school of business

1. Measures of Dispersion Are measures of scatter ( spread) about an average i.e. extent to which individual items vary Measures of Dispersion Absolute Measures – measure…