Q2Multiple correct4 Marks10 Jul 2022

A news analyst collected the data on magnitude of earthquakes in Delhi for a year and concluded that the mean magnitude of earthquake in Delhi since $1900$ BC is $3.7$ on the Richter scale. Based on the given information, choose the correct option(s).

A

It is a time-series data.

B

It is a cross-sectional data.

C

The nature of study is descriptive.

D

The nature of study is inferential.