#1
27th September 2014, 08:15 AM
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Nagpur Univ M.Com Part 1 Model paper
Will you please provide here Nagpur University M.Com Part 1 model question paper???
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#2
27th September 2014, 11:04 AM
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Re: Nagpur Univ M.Com Part 1 Model paper
You are looking for Nagpur University M.Com Part 1 model question paper, here I am giving: Section A 1. (a) Describe the addition and multiplication rules of probability with and example of Each case. [ MARKS 5] (b) In a randomly selected leap year what is the probability that there are 53 Sunday Or 53 Wednesday. [ MARKS 5] (c) A problem in statistics is given to three students, whose chances of solving it correctly Are ½, 1/3 and ¼ respectively. What is the probability that the problem will not be solved ? [ MARKS 5] (d) In how many ways can a vowel and a consonant be selected out of the letters of word 'COURAGE' ? [ MARKS 5] 2. (a) A decision problem has been expressed in the following Pay-off table : Pay-off Table State of Nature Alternatives a1 a2 a3 ` ` ` E1 3,800 3,720 3,640 E2 3,280 3,240 3,320 E3 2,840 2,880 3,480 What will be the manager's decision if he uses the following criteria ? [ MARKS 8] (I) Maxi-max; (II) Maxi-min; (III) Mini-max regret; (IV) Hurwitz criterion with c = 0.7. (b) The overall pass percentage in certain examination is 70. What is the probability that at least 4 Candidates would pass the examination out of a group of 6 candidates ? [ MARKS 8] (c) Find the binomial distribution if the mean is 48 and standard deviation is 4. [MARKS 4] 3. Fit a normal curve for the following data and find out theoretical frequencies (µ = 11.57) [Marks: 20] Weight (kg) Number of Students 20-30 7 30-40 10 40-50 20 50-60 18 60-70 7 Section B 4. (a) A sample of size 10 is found to have mean of 3.24 cm. Could it be regarded as a sample From a large population whose mean is 2.74 cm. and standard deviation is 2.5 cm. at 5 per -cent level of significance ? [MARKS 10] (b) Will your answer differ in case you test it at 99 percent level of confidence ? [MARKS 5] (c) What is central limit theorem ? [MARKS 5] 5. Differentiate between the following : [MARKS 5+5+5+5] i. type I error and type II error ; ii. Point estimate and Interval Estimate; iii. Parameter and Statistics; iv. Null Hypothesis and Alternative Hypothesis. 6 . Set up a two way ANOVA table for the data given below. Use coding method subtracting 40 from the given numbers : Plots Treatments A B C D P 45 40 38 37 Q 43 41 45 38 R 39 39 41 41 Test two hypotheses, first hypotheses for treatments and second hypotheses for plots. [MARKS 20] Section C 7. Find out trend values on the basis of parabolic curve of second order from the data given below And forecast the value for 2010 : [MARKS 16+4] Year Sales (RS`in crores ) 2005 10 2006 12 2007 13 2008 10 2009 8 8. (A) In an examination in which 500 candidates appeared, boys outnumbered girls by 14 % Of all candidates. Number of passed candidates exceeded number of failed candidates by 300. Boys Failing in examination numbered 80. Calculate Yule's coefficient of association between boys and Success in examination. [MARKS 15.] (b) Distinguish between association of attributes and correlation. [MARKS 5.] 9. (a) compute the two regression coefficients using the values of actual means of X an Y from the data Given below, then work out the value of correlation coefficient : [MARKS 15.] X Y 7 6 4 5 8 9 6 8 5 2 (B) What do you mean by partial correlation ? How is it different from multiple correlation ? [MARKS 5.] |
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