Salary statistics, pizza pricing, median salary, average salary, statistical range, Deep Blue computer, pizza area calculation, proportionality exercises
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This document provides solutions to exercises involving statistical analysis of salaries and pizza pricing calculations.
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[...] The diameter of the round pizza is 32 cm, its radius is therefore 32/2 = 16 cm. Let's calculate its area : The round pizza is divided into 8 parts : The surface of a part of the round pizza is therefore 100.5cm². The side of the square pizza measures 32 cm, its area is therefore : 1024 cm². The square pizza is divided into 9 parts : The surface of a square pizza part is therefore 114 cm². The largest parts are those of the square pizza. [...]
[...] Half of the group voted for candidate that is . A quarter of the group voted for candidate that is A eighth of the group voted for candidate that is To find the portion of the other members of the group, it suffices to subtract from n the people who voted for candidates B and C : The other members of the group, those who voted "blank", therefore represent 1/8 of the group surveyed. We know they are 5 in number." The group is made up of 40 people. [...]
[...] For women : 3470 The median is 1224. For men : 2096 The median values are 1405 and 1525. The median is 1465. It can be concluded that men generally have a higher salary than women, even if the average salary of women is higher. The range: 3470 - 1002 = 2468 The average : The average salary is 1488 euros. The median : 3470 There are 19 staff, so the median is the 10th value, the middle value. The median is 1250. [...]
