Question

some children compared how many thank - you notes they wrote last month.
writing thank - you notes
there is a dot plot here, with the horizontal axis labeled thank - you notes written and marked with 0, 1, 2, 3, 4. the number of xs above 0 is 4, above 1 is 5, above 2 is 9, above 3 is 7, above 4 is 6.
thank - you notes written
how many children are there in all?
\boxed{} children

Explanation:

Step1: Count notes at 0

Count X's at 0: 4.

Step2: Count notes at 1

Count X's at 1: 5.

Step3: Count notes at 2

Count X's at 2: 8.

Step4: Count notes at 3

Count X's at 3: 6.

Step5: Count notes at 4

Count X's at 4: 6.

Step6: Sum all counts

Total = 4 + 5 + 8 + 6 + 6 = 29.

Answer:

29