Critical Reasoning (CR) | Re: Studies in restaurants show that the tips left by customers who pay th

I think I'll add my two cents to the discussion.

Let's start with understanding thepassage.

Argument Analysis

My very first observation of the given passage is that it is a causal argument. A causal argument is one in which we attribute the cause of some past event, say X, to some past event or a rule or something else, say Y. In other words, we say that X has caused Y or that X led to Y

In the given argument, we have

Y: the tips left by customers who pay their bill in cash tend to be larger