The trend test is often used for the analysis of 2×<italic>K</italic> ordered categorical data, in which <italic>K</italic> pre-specified increasing scores are used. There have been discussions on how to assign these scores and the impact of the outcomes on different scores. The scores are often assigned based on the...

In this paper, we report that the ratio of broadband energy (0.01–2 Hz) to high-frequency energy (0.3–2 Hz), E <Subscript>r</Subscript>, estimated from regional seismograms of India, might be a useful parameter in estimating tsunami potential of earthquakes in the Sumatra–Andaman region. E <Subscript>r</Subscript> is expected to be...</subscript></subscript>