Psychology : Answers

Psychology : Answer 1

Display the name, age, gender and professional category of the "Leader" of the group: the one that has the maximum affinity. 

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 Psychology: Answer 2

Show the leader's score and gender distribution. This question can be useful, for example, to check the "weight" of the variable sex in the score obtained by the leader. 

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 Psychology: Answer 3

List the "groups" of 2 individuals of the same gender, the most homogeneous in terms of the respective affinity of the individuals. 

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 Psychology: Answer 4

List the most homogenous male groups of 3 individuals, according to the respective affinity of the individuals.

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Psychology : Answer 5

Display the list of professional categories with an average score greater than 8.

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SQL query

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