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A statistical study on the distribution of the numbers of people infected with covid-19
in France by age group on January 20, 2022 revealed the following statistical table:
Age Xi | rfi | (ci - mean) |
[0;16[ | 0,01 | -49,42 |
[16;46[ | 0,25 | -26,42 |
[46;66[ | 0,35 | -1,42 |
[66;76[ | 0,16 | 13,58 |
[76;86[ | 0,23 | 23,58 |
THE COEFFICIENT OF VARIATION EQUALS =
*** (Round a float value to 3 decimal places)
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