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question #51
Questions 50 to 52 are based on the following data :

Measurements of some variable X were made at an interval of 1 minute from 10 A.M. to 10:20 A.M. The data, thus, obtained is as follows :

X : 60, 62, 65, 64, 63, 61, 66, 65, 70, 68

63, 62, 64, 69, 65, 64, 66, 67, 66, 64

51. The value of X, which is exceeded 90% of the time in the duration of measurement, is

C
.

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JUNE 2011 -ugc-net-previous-years-solved-paper-1