# Probability and Statistics

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Probability and Statistics - Topic Wise Multiple Choice Questions (MCQ)

Topic Wise Probability and Statistics MCQ for competitive exam Practice Multiple Choice Questions for Engg Bank JEE CET Entrance Online Test

1 )

The median of a set of 7 distinct observations is 10.5 If each of the last 3 observation of the set is increased by 3 then the median of the new set = _______

in decreased by 2
is two times the original median
remain the same as that of the original set
is increased by 2

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2 )

The value of the variable of the given data for which the number of observations with values less than it and greater than it are equal is _______

mean
median
mode
range

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3 )

The daily pocket expanses of 8 students are 20, 17, 8, 15, 22, 9, 10, 14 the median of the data is ______

14.5
14
15
15.5

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4 )

The median of first n + 3 natural number is _______

[(n + 4) / 2]
[(n – 4) / 2]
[(n – 1) / 2]
[(n + 3) / 4]

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5 )

The marks for passing in the examination in a subject is 33.4 out of 9 students who appeared at the examination have failed and the marks of remaining student are 78, 40, 97, 65, 50. The median of the data is ________ marks.

36
40
44
46

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