Question

3 3.5 1.5 2.5 1 3.5 4 2.5 3 3.5 1 3
which dot plot correctly displays the list of numbers?

Explanation:

Step1: Count number of each value

Count the occurrences of 1, 1.5, 2.5, 3, 3.5, 4 in the list 3, 3.5, 1.5, 2.5, 1, 3.5, 4, 2.5, 3, 3.5, 1, 3. There are 2 ones, 1 one - point - five, 2 two - point - fives, 3 threes, 4 three - point - fives, 1 four.

Step2: Check dot - plots

In the first dot - plot:

• For 1, there are 2 dots.
• For 1.5, there is 1 dot.
• For 2.5, there are 2 dots.
• For 3, there are 3 dots.
• For 3.5, there are 4 dots.
• For 4, there is 1 dot.

In the second dot - plot, the counts do not match the above frequencies.

Answer:

The first dot - plot correctly displays the list of numbers.