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- Examination
B.Sc. Part-II (Semester-II)
STATISTICS (Maximum Marks : 80)
Time : Three Hours
- (A) Fill in the blanks :
- Optimum solution of LPP occurs at ______ of feasible region.
- Assignment problem is solved by ______ algorithm.
- In ANOVA ______ test is used.
- In m x m LSD the total number of experimental units needed are ______.
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- In LPP the objective function and constraints are always ______
- Non-linear
- Exponential
- Linear
- None of the above
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- A necessary and sufficient condition for existence of a feasible solution to the transportation problem is ______
- ∑ai > ∑bi
- ∑ai ≥ ∑bi
- ∑ai < ∑bi
- ∑ai ≤ ∑bi
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- The principle of ______ is not used in CRD.
- Randomization
- Replication
- Local control
- None of the above
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- In 23 factorial experiment the total treatment combinations will be ______ in number.
- 8
- 6
- 4
- 12
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- What is saddle point ?
- Define contrast.
- What do you mean by feasible solution ?
- What is mean sum of squares ?
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- (A) State the standard form of LPP. 4 (B) Give the Simplex algorithm to solve LPP. 4
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OR
- (P) Explain LPP in general. (Q) Define :
- Feasible solution
- Net evaluations
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Max. Z = x + 2y
subject to :
- (A) What do you mean by transportation problem ? Give its mathematical formation. 4 (B) Explain matrix minima method and obtain an initial basic feasible solution to the given transportation problem using matrix minima method. 8
Availability | |||
---|---|---|---|
Demand |
OR
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- (P) Define :
- Basic feasible solution to T.P.
- Optimal solution to T.P.
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- (Q) Explain North-West Corner rule of finding solution to T.P. and solve the given T.P. by this method : 8
W1 | W2 | W3 | Availability | |
---|---|---|---|---|
F1 | 2 | 7 | 4 | 3 |
F2 | 3 | 3 | 1 | 8 |
F3 | 5 | 4 | 7 | 7 |
F4 | 1 | 6 | 2 | 14 |
Requirement | 7 | 9 | 8 |
- (A) Explain Assignment problem. 4 (B) Define two person zero sum game. 4 (C) Solve the given sequencing problem : 4
Job | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
---|---|---|---|---|---|---|---|
Time on M1 | 3 | 12 | 15 | 6 | 10 | 11 | 9 |
Time on M2 | 8 | 10 | 10 | 6 | 12 | 1 | 3 |
Obtain optimum sequence of jobs.
OR
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- (P) Explain Maximin and Minimax principle of the theory of games. 4 (Q) State the assumptions made in sequencing problem. 4 (R) Solve the following assignment problem : 4
Jobs | J1 | J2 | J3 | J4 | |
---|---|---|---|---|---|
A | 8 | 26 | 17 | 11 | |
B | 13 | 28 | 4 | 26 | |
Persons | C | 38 | 19 | 18 | 15 |
D | 19 | 26 | 24 | 10 |
- (A) What is ANOVA ? State the assumption in ANOVA. 4 (B) Give the mathematical analysis of one-way classification. 4 (C) State the null hypothesis and ANOVA table for two-way classification with one observation per cell. 4
OR
- (P) Give the null hypothesis and ANOVA table of one-way classification. 4 (Q) Write the ANOVA table along with null hypothesis for two-way classification with m observations per cell. 4 (R) Carry out the mathematical analysis of two-way classification with one observation per cell. 4
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- (A) Define : 4
- Treatment
- Uniformity trials
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OR
- (P) Define CRD and give its mathematical model. 4 (Q) Give the null hypothesis and ANOVA table for RBD with t treatments and r replicates. 4 (R) State advantages and disadvantages of CRD. 4
- (A) Define Latin square design. 4 (B) Give particular layout of 4 x 4 LSD with treatments A, B, C and D. 4 (C) Explain Yate’s method of obtaining factorial effect totals in 24 factorial experiment. 4
OR
- (P) Define factorial experiments and state its advantages. 4 (Q) Write the ANOVA table of m * m LSD. 4 (R) Give the ANOVA table for 22 factorial experiment. 4
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This download link is referred from the post: SGBAU BSc Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
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