Data Collection and Analysis Quiz

Range of the data "18, 24, 15, 17, 33, 16, 29, 45, 12, 3, 33, 21" is

A) 33

B) 42

C) 48

D) 40

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The temperatures of a city recorded during a week are 42°, 35°, 44°, 33°, 39°, 45° and 42°. The average temperature is

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Median of 3, 7, 4, 6 and 12 is

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Median of the data 5, 8, 9, x, 11, 13 is 9.5 (given that data is arranged in ascending order) then x is

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Formula to find mean for a grouped data is

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Mode of the data 3, 7, 8, 8, 7, 6, 8, 4, 3, 11 is

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Data collected from a source like T.S. registers is called

• primary data

• secondary data

• pictograph

• bar graph

Information collected in the form of facts, numerical figures, tables etc., is called

• mean

• mode

• median

• data

0-10, 11-20, 21-30, 31-40. The real lower limit of the class 21-30 is

• 21

• 30

• 20.5

• 21.5

In a deviation problem Efd = -12 and A = 15; Ef = 20, then x =

• 15.6

• 14.6

• 14.4

• 12.4