railway RRB Technician Grade 1 Mock Test 2024 Quantitative Aptitude Elementary Statistics

The sum of deviations of a set of n values measured from 50 is – 10 and the sum of deviations of the values measured from 46 is 70. What is the mean of the values ?

1

48.5

2

49.0

3

49.5

4

50.0

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