Question 1- Containers of yogurt were inspected with regard to the number of days until they expire. 0 represents a yogurt container with today's date. The following table gives the frequency distribution of the number of day's expiry date. Prepare the relative frequency column.
| Number of Days |
Number of Containers |
Relative Frequency |
| 0 to 5 |
32 |
|
| 6 to 11 |
67 |
|
| 12 to 17 |
44 |
|
| 18 to 23 |
20 |
|
| 24 to 29 |
11 |
|
Question 2- The following data set belongs to a POPULATION. Find the variance and standard deviation.
5 -7 2 0 -9 16 10 7.