Question

In a telephone survey, drivers were asked, "Recalling the last ten traffic lights you drove through, how many were red when you entered the intersection?" What type of variable is "number of traffic lights that were red"?

Answer 1

The variable " number of traffic lights that were red" is a Quantitative variable.

Explanation:

Consider the provided information.

The value of quantitative Variables can be determined by counting or measuring something.

The value of qualitative Variables can't be determined by counting or measuring something.

Now consider the provided statement.

Recalling the last ten traffic lights you drove through, how many were red when you entered the intersection.

Here, we can count the number of red lights by recalling that means the result can be determined by counting.

Hence, the variable " number of traffic lights that were red" is a Quantitative variable.