CBSE Questions for Class 11 Commerce Economics Organisation Of Data Quiz 5 - MCQExams.com

Size of the class $$ 150 -175 $$ is 
  • $$ 150 $$
  • $$ 175 $$
  • $$ 25 $$
  • $$ -25 $$
State true/false:
Usually, the tally marks are recorded in bunches of $$5$$.
  • True
  • False
If the classes are $$0-10, 10-20, 20-30...$$ then in which class should the observation $$10$$ be included?
  • $$0 - 10$$
  • $$10 - 20$$
  • $$0 - 10$$ and $$10 - 20$$ in these $$2$$ classes
  • $$20 - 30$$
In an inclusive from of frequency distribution the true lower limit of a class is always obtained by subtracting :
  • $$1$$
  • $$1.5$$
  • $$0.5$$
  • None
The upper limit of the class $$20 - 29 $$ is equal to :
  • $$2$$
  • $$29$$
  • $$22.5$$
  • $$29.5$$
The difference between upper limit and lower limit of a class is known as
  • magnitude
  • range
  • frequency
  • class limits
Measures of central tendency are known as:
  • Difference
  • Averages
  • Both
  • None of the above
 In a series the number of times an item occurs is known as:
  • Number
  • Class frequency
  • Frequency
  • Cumulative frequency
In Tally F6 is used for ___________.
  • selection of contra voucher
  • selection of payment voucher
  • selection of receipt voucher
  • to select company
In Tally F4 key is used for ______________.
  • selection of company
  • changing menu period
  • selection of contra voucher
  • selection of payment voucher
To export the report in ASCIL, HTML, or XML format, which of the following shortcut key one will use in tally ____________.
  • ALT + E
  • ALT + P
  • ALT + EX
  • ALT + IE
In tally mark, a group of five marks represented as _______ .
Select and write the appropriate answer from the given alternatives in each of the following sub-questions:
Let the p.m.f of a random variable X be

$$P(x) = \frac{3-x}{10}$$ for x = $$-1, 0, 1, 2 = 0$$
otherwise

Then E(X) is _______. 
  • $$1$$
  • $$2$$
  • $$0$$
  • $$-1$$
Match of the following with reference to shortcut keys used in Tally:
P. To remove  in a line                 CTRL + ALT+ I
Q. To Abandom the form               ALT + R
R. To import statutory master       ALT + I
S. Rewrite data for a company     ALT+I
                                                   ALT+Q
                                                   Delete
Select the correct answer from the option given below
  • P Q R S

    3 6 4 2
  • 3 5 1 2
  • 2 5 4 3
  • 6 3 2 1
Mean of a Binomial distribution is $$32$$, Standard deviation = $$4$$, n,p,q respectively are____.
  • $$70,1/3,2/3$$
  • $$60,1/3,2/3$$
  • $$64,1/2,1/2$$
  • $$20,1/5,4/5$$
What is the value of $$x, \, y?, \, 2^{x \, + \, y} \, = \, 32, \, 2^{x \, - \, x} \, = \, 2$$
  • (5,3)
  • (2,1)
  • (3,2)
  • (3,1)
The final marks in mathematics of 10 students are 53, 61, 48, 60, 78, 68, 55, 100, 67, 90,What is the highest score
  • 48
  • 78
  • 100
  • 90
0:0:1


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