CBSE Questions for Class 11 Commerce Economics Organisation Of Data Quiz 1 - MCQExams.com

Which is true?
  • $$[(1/5)^{\circ} \, < \, (1/8^{\circ})]$$.
  • $$[(1/5)^{\circ} \, > \, (1/8^{\circ})]$$.
  • $$[(1/50) \, = \, (1/80)]$$.
  • $$[(1/5) \, = \, (1/8)]$$.
Which one of the following represents the number $$8$$:
In a frequency distance with classes $$0-10, 10-20$$ and so on, the size of class interval is $$10$$. lower limit of fourth class is
  • $$40$$
  • $$50$$
  • $$20$$
  • $$30$$
Count the tally marks
637742_b2dd0a6ec78346ee8ab914078220a8e2.png
  • $$4$$
  • $$5$$
  • $$6$$
  • $$3$$
The size of the each class intervals is:
  • $$5$$
  • $$0$$
  • $$10$$
  • None of these
Range of $$14, 12, 17, 18, 16$$ and $$x$$ is $$20$$. Find $$x$$ $$(x > 0)$$
  • $$2$$
  • $$28$$
  • $$32$$
  • Cannot be determined
In an examination, $$10$$ students scored the following marks in Mathematics: $$35, 19, 28, 32, 63, 02, 47, 31, 13, 98$$. Its range is
  • $$2$$
  • $$96$$
  • $$98$$
  • $$50$$
The difference between upper and lower limit is called 
  • group
  • class marks
  • class size
  • class internal
An orderly distribution of the raw data into certain specified categories is known as
  • frequency distribution
  • frequency
  • Cumulative frequency
  • Primary data
Data available in unorganized form is called
  • out comes
  • raw data
  • class
  • frequency
Which data information can be collected randomly?
  • array
  • primary
  • secondary
  • raw
Size of the class $$180 - 195$$ is
  • $$180$$
  • $$195$$
  • $$15$$
  • $$-15$$
The range of the data $$7, 13, 6, 25, 18, 20 , 16 $$ is _____
  • $$13$$
  • $$19$$
  • $$20$$
  • $$25$$
Which one of the following groups has different class size from others?
  • $$120 - 125$$
  • $$243 - 249$$
  • $$141.5 - 146.5$$
  • $$315.5 - 320.5$$
The marks obtained by $$5$$ students in a English test as given below:
$$55, 45, 70, 60, 50$$
The data in this form is called ______.
  • primary data
  • raw data
  • arrayed data
  • secondary data
The heights of $$5$$ girls were measured in cm and results are as follows:
$$148, 145, 141, 140, 137$$
The data is in the form of _____.
  • arrayed data
  • processed data
  • secondary data
  • raw data
The ungrouped data is also called as _____.
  • array
  • primary
  • secondary
  • raw
The data are arranged in ascending order is called _____.
  • raw data
  • processed data
  • arrayed data
  • secondary data
The data are arranged in descending order is called _____.
  • raw data
  • processed data
  • secondary data
  • arrayed data
Find the example of raw data.
  • $$23, 12, 4, 5, 8, 10$$
  • $$4, 5, 8, 12, 10, 23$$
  • $$23, 10, 12, 8, 5, 4$$
  • $$1, 2, 5, 7, 10, 12$$
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