Question

a group of students and workers entering a metro station were asked whether they were riding the bus or the subway. the two - way table shows their answers. types of transportation how many people were polled? 48 69 118 166 bus subway total students 27 21 48 workers 42 76 118 total 69 97

Explanation:

Step1: Recall total - people formula

The total number of people polled is the grand - total in the two - way table.

Step2: Find the grand - total

Looking at the two - way table, the grand - total is the value in the bottom - right cell. The sum of the row - totals (students + workers) or the sum of the column - totals (bus + subway) gives the total number of people polled. \(48 + 118=166\) or \(69 + 97 = 166\).

Answer:

166