Here is a data set summarized as a stem-and-leaf plot:

6# | 011245679

7# | 0001255556788999

8# | 03468

9# | 369

How many data values are in this data set?

n

=

What is the minimum value in the last class?

ans =

What is the frequency of the modal class? (Hint, what is the mode?)

frequency =

How many of the original values are greater than 70?

ans =