statistics quiz
After a test, the grades of 15 students were grouped in the table reproduced below :
| grade n | `0<=n<4` | `4<=n<8` | `8<=n<12` | `12<=n<16` | `16<=n<=20` |
|---|---|---|---|---|---|
| Number of students | 16 | 8 | 3 | ? | 2 |
- What is the number of students who obtained a mark between 12 and 16 (excluding 16).
- How many students scored less than 12 ?
Math Quiz: statistical calculations
This math quiz allows you to practice basic statistical calculations.
Purpose of the statistics quiz
This quiz allows you to master the following statistical techniques:
- Calculate the arithmetic mean;
- Calculate the frequency of a statistical series.
Quiz on statistics
Tools used in the statistics quiz
The quiz uses the different statistical resources available on the site , namely, calculators and course reminders.
Course reminder : statistics.