B.Com In Banking & Insurance (BCBI) Sem I 2022 2023 Dec 2023 QUANTITATIVE METHODS Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 A) Fill in blanks choosing the correct alternative: (Any eight) 8 marks
2. Q1 Deciles divide the parts
3. Q2 Range is determined only by points in a data set
4. Q3 If standard deviation of the given distribution is 2, then its variance is
5. Q4 Correlation shows whether two variables have a
6. Q5 Coefficient of correlation lies between
   • a) b) -2 and +2
   • c) Oand 1 d) -3 and +3
7. Q6 There are regression coefficients
8. Q7 If the frequency of a class is divided by the total frequency, we get frequency
   • a) Percentage b) Relative
   • c) Cumulative Summative
9. Q8 If the slope of regression line is positive, then r is
   • a) Positive b) Negative
   • c) Zero d) Independent
10. Q9 method is used to find regression lines
11. Q10 The sum of all probabilities is
    • B) State True or False: (Any seven) 7
12. Q1 Range is the sum of largest and smallest values in a data set
13. Q2 Standard deviation is denoted by R
14. Q3 Coefficient of correlation lies and 2 marks
15. Q4 Supply and Price of any commodities are positively corelated
16. Q5 Regression analysis are used to determine cause and effect relationship
17. Q6 Median can be found graphically with the help of histogram
18. Q9 Range is difficult to
19. Q10 Mean deviation can be obtained from arithnietic
20. Q2 A) Find interquartile range, quartile deviation and coefficient of quartile deviation
    • B) Means and standard deviations are given below for two. groups. Find combined standard deviation for the following. __@)
    • C) Find class width, class mark, less than cumulative, greater than cumulative, relative frequency and percentage frequency for the following (8)
    • D) For the following in a test (out of 130). Find the mode for the following. 7
    • A) From the following data, find the two regression equations. 7
    • B) Calculate of coefficient of correlation between marks in math’s and marks in English f given
    • C) Calculate of coefficient of correlation between index of demand and index of price given below
    • D) Find the regression line of Y on X for the following data by Least Square Method
21. Q4 A) Three cards are drawn at random from a full pack of cards. Find the probability that the three cards dawn are a king, a queen and a jack. (7)
    • B) Given the following pay off table, find = States of nature S4 Courses of actions VCD: FYBBI SEM: I QUANTITATIVE METHODS 2.30 HOURS MARKS:75 8
    • C) A bag contains 7 white balls black balls and 4 red balls. If two balls are drawn at random from the bag. Find the probability that (i) both the balls aré white (ii) one is black ad other is red (8)
    • D) Find the expected value (Mean) for the following probability distribution of random variable X
22. Q5 A) Define Statistics and explain its 5 characteristics. 15 marks
    • B) Explain the requisites of good measure of tendency
    • C) Write short notes on: (Any three) 15
23. Q1 Merits of Arithmetic mean
24. Q2 Functions of statistics
25. Q3 Characteristics of good measure of dispersion
26. Q4 Merits of Standard deviation
27. Q5 Demerits of Mean deviation

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