On Andersen's line, what are the possible types of relations that sociologists have found to exist between the two concepts, secularization and religiosity ? For example as one increases does the other decline, stay the same, or also increase, or what? Or perhaps no relation can be discerned from the available data. In any case, what exactly would count for evidence one way or the other? How do sociologists measure the strength of either concept? ...

1. On Andersen's line, what are the possible types of relations that
sociologists have found to exist between the two concepts,
secularization
and
religiosity
? For example as one increases does the other decline, stay the
same, or also increase, or what? Or perhaps no relation can be
discerned from the available data. In any case, what exactly
would count for evidence one way or the other? How do
sociologists measure the strength of either concept?