1. Analysis of Comments
Case of Dr. Blank

2. Sort on Dates of Comments
Then select Data
& sort AZ
Make sure dates are not text

3. Result of Sort

4. Count Consecutive Complaints
Insert 0 for praise (common)
1 for complaint

5. Chart Consecutive Comments
Insert Line Chart
Select Column

6. Then set X-axis to Date column
Set X-Axis & Titles
First select data
Then set X-axis to Date column

7. Resulting Chart

8. Daily Probability of Complaints
Calculate using Date function, as dates are entered as text

9. Daily Probability of Complaints
Calculate using Countif and Count functions

10. Daily Probability of Complaints
Formulas used

11. Metrics Change over time Time between charts Benchmark
Daily probability of complaint