a. Frequency table:
Number of Pieces of Mail | Frequency
0-4 |
5-9 |
10-14 |
15-19 |
b. Histogram:
[To be filled in with data from frequency table]
c. Patterns in the histogram:
- There may be a peak in the 0-4 range, indicating days with minimal mail.
- There may be fewer days with higher numbers of mail pieces, resulting in a skew to the right in the histogram.
- The distribution of mail pieces may follow a somewhat normal distribution, with most days falling within the 0-9 range.