Mathematical and Physical Journal
for High Schools
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Problem C. 1333. (January 2016)

C. 1333. Find that set of three real numbers for which the mean, the median and the standard deviation are all 3.

(5 pont)

Deadline expired on February 10, 2016.


172 students sent a solution.
5 points:120 students.
4 points:14 students.
3 points:17 students.
2 points:11 students.
1 point:5 students.
0 point:2 students.
Unfair, not evaluated:3 solutions.

Problems in Mathematics of KöMaL, January 2016