We ask 30 people the following question: "How many people do you live with?" Below are the results in a dot plot. What percentage of people surveyed live with 3 or less people?
A) 30%
B) 40%
C) 50%
D) 90%

Question

We ask 30 people the following question: "How many people do you live with?" Below are the results in a dot plot.  What percentage of people surveyed live with 3 or less people?
A) 30% 
B) 40% 
C) 50% 
D) 90%

Quizplus · Accepted Answer

Counting the dots on the plot, we can see that out of 30 people surveyed, 12 people live with 3 or less people. To find the percentage, we divide 12 by 30 and multiply by 100 to get 40%. Therefore, the correct answer is B.

We Ask 30 People the Following Question: "How Many People