BBS First Year Business Statistics | MGT202 | Model Question 2020 | TU | Set B | Download in PDF.

TRIBHUVAN UNIVERSITY

Faculty Of Management

Office Of The Dean

BBS / 4 Years Programme / First year / MGMT

Business Statistics ( MGT 202 )

Full Marks :100

Pass Marks : 35

Time : 3 hrs.

MODEL QUESTION – 2020

Set - B

Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

Check:

Complete Syllabus of Business Statistics | MGT 202 | BBS 1st year (4 Years).

Group ‘A’

Brief Answer Questions.
Attempt All Questions. (10X2=20)
1. The mean of marks in Statistics of 100 students in a class was 72. The mean of marks of 70 boys was 75. Find out the mean marks of girls in the class.

Also Check:

BBS First Year Business English Model Question 2019-2020 | TU | Download in PDF.

BBS First Year Microeconomics For Business Model Question 2019-2020 | TU | Set B | Download in PDF.

BBS First Year Microeconomics For Business Model Question 2019-2020 | TU | Set A | Download in PDF.

BBS First Year Business Statistics | MGT202 | Model Question 2020 | TU | Set A | Download in PDF.

BBS First Year Financial Accounting and Analysis | MGT211 | Model Question 2020 | TU | Set A | Download in PDF. 

2. The difference between the upper quartile and the lower quartile of a certainfrequency distribution is 4 and their sum is 16. Calculate the quartile deviation and its coefficient.

3. In a single throw of two dice, what is the probability of getting the same numbers on both dice ?

4. The personnel director for Nepal Drug Limited recorded the average percentage absentee rates for each quarter for a 4 years period are 55, 67.5, 62.5 and 53,find the seasonal indices.

5. The coefficient of variation of a symmetrical distribution is 9 % and mean of the distribution is 40. Find the value of standard deviation and variance.

6. What do you mean by five number summary?What is its application in statistics ?

7. Reconstruct the following index number by shifting the base year as 2053.

Year	2049	2050	2051	2052	2053	2054	2055
Index Number	100	115	126	134	147	155	163

8. From the following pay- off table, find the best strategy if (i) Maximax criteria is applied (ii) Maximin criteria is applied.

PAY-OFF TABLE
	N1	N2	N3
S1	200	50	40
S2	100	60	30
S3	40	30	10

9. For eight pairs of observations on two variables sales ( X ) and Pricing ( Y ) , the following results were obtained.
Σ = 156 , Σ = 132 , Σ = 4162 , Σ = 2434 , Σ = 2884
Find out if there exists any relationship between sales and pricing.
10. Find the adjoint matrix of the matrix given below.

1 − 2

3    7

Group ‘B’

Descriptive Answer Questions.
Attempt any FIVE Questions.. (5X10=50)

11. The average weekly wages, standard deviations and number of workers of two factories are given below.

	Factory A	Factory B
Average weekly wage	Rs. 4600	Rs. 4900
Standard Deviations	Rs. 50	Rs. 40
Number of workers	100	80

Calculate the mean and variance of weekly wage of all workers taken together.
Which factory has greater variability in the distribution of weekly wages?
Justify your result with appropriate Statistical tool.

12. Differentiate between “Census” and “Sampling” method of data collection. Why sampling method is suitable to collect data from large population?

13. (a) Solve the following linear programming problem using graphical method.
Maximize Z = 30 x + 50 y
Subject to constraints:
x + y ≤ 30
x + 2y ≤ 40
x , y ≥ 0

(b) A manufacturing company has 1,000 employees. 10 % of the employees earn less than Rs. 500 per day , 200 earn between Rs. 500 and Rs. 999 , 30 % earn between Rs. 1000 and Rs. 1,499 , 250 employees earn between Rs. 1,500 and Rs. 1,999 and rest earn Rs. 2,000 and above. Calculate the suitable average wage. Also give the reason for your choice of average.

14. Calculate the index number by using suitable formula for 1985 on the basis of 1980 from the following information :

Year	Product X		Product Y		Product Z
	Price	Quantity	Price	Quantity	Price	Quantity
1980	4	54	3	10	2	5
1985	10	40	8	8	4	5

15. (a) Prove the following by using properties of determinants.

1 1 1

= ( a- b)( b- c )(c- a )( a+ b +c )

( b ) Solve the following equations by using Matrix method.

-x + 3y = 5

2 x – 4 y = 0

16. From the following data compute Bowley’s coefficient of skewness and interpret your result.

Income(00 Rs.)	Below 200	200-400	400-600	600-800	800-1000	1000 & above
No. of families	25	40	80	75	20	16

Group ‘C’

Analytical Answer Questions.
Attempt any TWO Questions. (2X15=30)
17. The following table represents the annual trend of net profit of two different companies seeking investment for their development project. As an investment advisor, in which company would you suggest to invest money ? Justify your answer by using necessary statistical tools.

Year	Net Profit (in million Rs.)
	Company - A	Company - B
2007	16	16
2008	32	16
2009	40	22
2010	24	36
2011	40	40
2012	32	44
2013	88	48

18. From the following bi-variate frequency tabl , find out if there exists any relationship between advertisement expenditure (in 00 Rs.) and sales revenue ( in 000 Rs.) and test the significance of the result. Also estimate sales revenue when advertisement expenditure is Rs. 40,000.

Advertisement Expenditure (in 00 Rs.)	Sales Revenue ( in 000 Rs. )
	0 - 50	50 - 100	100 - 150	150 - 200	200 - 250
0 - 40	12	6	8	-	-
40 - 80	2	18	4	5	1
80 – 120	-	8	10	2	4
120 - 160	-	1	10	2	1
160 - 200	-	-	1	2	3

19. Under an employment promotion programme , it is proposed to allow sale of newspapers on the business during peak hours. A newspaper boy has the following probability of selling a magazine.

No. of copies sold	10	11	12	13	14
Probability	0.10	0.15	0.20	0.25	0.30

Cost per copy of magazine is Rs. 30 and sale price per copy is Rs. 50. He cannot return unsold copies where salvage value is zero.
a. Calculate the expected monetary value ( EMV ) for each strategy.
b. How many copy should be ordered ?
c. Compute expected profit with perfect information ( EPPI ).
d. Also calculate expected value of perfect information ( EVPI ).

DOWNLOAD:

BBS First Year Business Statistics Code-MGT202 Model Question 2020 TU Set-B | Download in PDF.

Solution for BBS First Year Business Statistics Code-MGT202 Model Question 2020 TU SetB is coming soon ... alert-success

View BBS First Year Business Statistics Code-MGT202 Model Question 2020 Set-B Tribhuvan University and download in PDF.

Search Terms/button
BBS First Year Business Statistics Code-mgt202 Model Question 2020 TU Set-B., TU BBS 1st Year Business Statistics Code-mgt202 Model Question Set-B 2076-2077-2019-2020., Business Statistics Code-mgt202 Model Question Set-B 2076., 2076 BBS 1st Year Business Statistics Code-mgt202 Model Question., Model Question Of BBS First Year Business Statistics Code-mgt202 Set-B 2076-2019., Download in PDF 2020 Model Question of BBS First Year Business Statistics Code-mgt202 Set-B alert-info