BCom In Accounting & Finance (BCAF) SEM II 2016 2017 Sep 2017 ATKT BUS. STATISTICS Question Paper - Mumbai University | munotes

Questions asked in this paper

• (3) Figures to the right indicate fall marks

1. Q1 to solve linear programming problem, it is required to final 7 2) The correlation is negative if
   • a) x decreases as increases b) x increases as y increases
   • c) x increases as y decreases d) Both (a) and (b)
2. Q3 Ifthe value of coefficient of variation is more the consistency 7 a) More b) less c) same d) None of these 15 @ 4) is most repeated value from a set of observation
   • a) Mode b) Arithmeticmean median d) None of these
3. Q5 Which of the following measure of dispersion does depend on the averages ?
4. Q6 An attribute is =
   • c) A quantitative characteristic d) All these
5. Q7 A frequency distribution
   • a) Arranges observations in an increasing order
   • b) Arranges observations in terms of a number of groups Relaters to a measurable characteristic
   • d) All these The covariance between the two variable is either positive or negative d) either positive, negative or zero
6. Q9 The slope of regression line of x an y is bounded or unbounded d) None of these State whether the following statements are True or false. (Any seven) 7 When there is perfect correlation the two regression lines coincide When these is absence of correlation r = 0 Sys-1-(F/do-no-5) VCD - Business statistics.indd
7. Q3 Mean depend an all observations
8. Q4 Standard deviation is square root of variance
9. Q5 Linear programming problem is aimed to obtimisation of variables
10. Q6 Quartile devide data in 3 equal parts
11. Q7 The number of observation lying in any class interval is called its frequency
12. Q9 Ogives used to locate median
13. Q10 Correlation are unit tree
14. Q2 A) Find median and mode for the following data
15. Q8 Calculate the quartile deviation for the sales of 50 shops Sales in (100 Rs.) | No. of Shops
    • C) Find D, and P,, from the following data Age of years No. of teachers | Age in years No. of teachers rics D) Find mean and standard deviation for the following data. 7 @.3 A) Find the two regression equations from the following data. 8
    • b) x when y = 38
    • B) Find coefficient of correlation for the following data. 7
    • C) Find the most likely price in Mumbai corresponding to the price of = 70 at from the 7 Average price at Calcutta = 65 Average price at Mumbai = 67 Standard deviation of Calcutta = % 25 Standard deviation at Mumbai = % 35 Coefficient of correlation between the two prices is 0.8 8
    • D) Find coefficient of correlation given the following data. 7
    • A) Solve the L.P.P. by graphically. 8 Draw Histrogram for the following data. 7
    • (4) BUSINESS
    • C) Solve the L.P.P. graphically
    • D) Draw a ‘Less than’ ogive for the following data
16. Q5 A) What are the sources of secondary data ?
    • B) What are the principal steps in a sample survey ?
    • C) Write short-note any three :
    • i) Limitations statistics
    • ii) Biased Errors and unbiased errors
    • iii) Merits of median
    • v) Advantages of LPP

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