The frequency table above shows the number of surveyors together with : Data Sufficiency (DS)

2018-05-24T06:23:36-07:00

[b]Number of surveyors : Number of people surveyed[/b] x : 0 2x : 1 2x : 2 4 : 10 1 : 20 The frequency table above shows the number of surveyors together with the corresponding number of surveyed people. What is the value of x? (1) The average (arithmetic mean) of the number of people surveyed per surveyor is 3 (2) Exactly half of the surveyors have surveyed at most one person

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