Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Assumed mean method | Let us learn the concept of finding the mean using assumed mean method of grouped frequency distribution. |
| 2. | Step deviation method | Let us learn how to find the mean of grouped frequency distribution using step deviaton method. |
| 3. | Mean by assumed mean method and step deviation method - Cheat sheet |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Exemplar - Choose the correct answer | Other | easy | 2 m. | Choose the correct answer. |
| 2. | Calculate the mean | Other | easy | 3 m. | Check your understanding skills in the concept of finding mean using assumed mean method. |
| 3. | Find the missing frequency | Other | medium | 3 m. | Check your understanding skills in the concept of assumed mean method. |
| 4. | Find the mean weight of the students | Other | hard | 5 m. | Try to find the mean by the concept of cumulative frequency distribution. |
| 5. | Calculate the mean using step deviation method - I | Other | medium | 3 m. | Check your understanding skills in the concept of finding mean using step deviation method. |
| 6. | TBQ - Find the mean number of fruits | Other | medium | 3 m. | Try to find the mean of the grouped frequency distribution using step division method. |
| 7. | Determine the value of the frequency | Other | medium | 3 m. | Practice a problem to find the value of the frequency. |
| 8. | Find the mean number of patients | Other | hard | 5 m. | Practice a problem to find the mean by step deviation method. |