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TRIBHUVAN UNIVERSITY

FACULTY OF MANAGEMENT

Office of the Dean

20

Candidates are required to answer the questions in their own words as far as practicable

G!o"# $A%

B!ief An&'e! ("e&tion&) *+,2-0.

/ Draw a histogram and frequency polygon form the following data.

Wages 5-10 10-15 15-20 20-25 25-30 30-35

No. of Worers! 10 20 30 25 10 5

2/ "f # 2 $ 15% # 3 $ 2& and # ' $21&. (ind .21 and

/ )ist down the *arious techniques of random sampling and non-random sampling.

1/ +ita and ,ita appear for a inter*iew for two posts. he proaility of +ita/s selection is5

1and that of ,ita/s

selection is0

1. (ind the proaility that oth of them will e selected.

+/ "n a class of 100 students% 20 ha*e failed and their a*erage mars is 5. he total mars secured y the entire

classes was 52. (ind the a*erage mars of those who ha*e passed the eamination.

G!o"# $B%

Sho!t An&'e! ("e&tion&) *3+-0.

. he monthly income of '00 employees in an organiation are gi*en elow!

Month45 inco6e 7e4o'8R&9 &0 120 10 200 2'0 2&0

No of E6#4o5ee& 10 35 15 310 3&0 '00

4tain the limits of income of central 0 of the oser*ed employees.

. 6ompute the seasonal inde y the method of simple a*erage.

("a!te! 200+ 200 200: 200;

I 350 350 350 '00

II 370 '10 370 '0

III 3'0 30 30 3&0

IV 30 '&0 '00 '50

&. 8n enquiry into the udget of middle class families in 9athmandu ga*e the following information!

E3#en&e& on Foo< C4othin= Ho"&e Rent F"e4 Mi&c/

BIM > Thi!< Se6e&te! > STT 20 ) Stati&tic&

F"44 Ma!?&) 0

Ti6e) h!

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'5 20 10 15 10

:rice 2005 ;