BCA 4th sem Mathematics paper 2017

UniversityGGSIPU, New Delhi
CourseBCA
Semester4
SubjectMathematics
Year2017
Uploaded By Question Marks 1 requests (a) Show that This question has 1 answers so far. 2.5 0 requests (b) Estimate the missing term in the following table This question has 0 answers so far. 2.5 0 requests (c) A random variable x has the following probability function find the value of k.  This question has 0 answers so far. 2.5 0 requests (d) If a random variable has a Poisson distribution such that P(1) - P(2),find the mean of the distribution.  This question has 0 answers so far. 2.5 0 requests (e) For a normally distributed variable with mean 1 and S.D 3, find the probability that This question has 0 answers so far. 2.5 0 requests (f) If X and Y are independent binomial variables such that X-b(5, 1/2), (7, 1/2). Find P [X+Y=3).  This question has 0 answers so far. 2.5 0 requests (g) Find the Lagrange interpolating polynomial that fit the following data values. Also interpolate at x=1.5  This question has 0 answers so far. 2.5 0 requests (h) Events A and B are such that  This question has 0 answers so far. 2.5 0 requests (i) The expected value of a random variable x is 2 and its variance is 1.Find the variance of 3x+4.  This question has 1 answers so far. 2.5 0 requests (i) if two regression coefficients are 0.8 and 0.2. What would be the value of coefficient of correlation?  This question has 0 answers so far. 2.5 0 requests (a) A bag containts 40 tickets numbered 1,2,3,.,40 of which four are drawn at random and arranged in ascending order Find the probability of t3 being 25.  This question has 1 answers so far. 6.5 0 requests (b) The probability that Nirmal will solve a problem is 2/3 and the probability that Satyajit will solve it is What is the probability that (i) the problem will be solved (b) neither can solve it.  This question has 1 answers so far. 6 0 requests (a) The content of three urns are: 1 white, 2 red, 3 green balls; 2 white, 1 red, 1 green balls and 4 white, 5 red, 3 green balls. Two balls are drawn from an urn chosen at random. These are found to be one white and one green. Find the probability that the balls so drawn come from the third urn. This question has 0 answers so far. 6.5 0 requests (b) For what value of n is This question has 0 answers so far. 6 0 requests (a) of the moment generating function of normal distribution is This question has 0 answers so far. 6.5 0 requests (b) Calculate the coefficient of rank correlation from the following. This question has 0 answers so far. 6 0 requests (a) Find and variance for the following distribution. This question has 0 answers so far. 6.5 0 requests (b) From the given data obtain the two regression equations using the method of least square. This question has 0 answers so far. 6 1 requests (a) Express in factorial form and hence evaluate This question has 0 answers so far. 6.5 0 requests (b) Using Newton-Raphson method evaluate to two decimal figures, the root of the equation ex = 3x, lying between 0 and 1.  This question has 0 answers so far. 6 0 requests (a) Use Newton's interpolating formulae to find y when x =1.85 and x=2.4 from the data. This question has 0 answers so far. 6.5 0 requests (b) Find a root of x3-5x+3 = 0, by Newton-Raphson method. This question has 0 answers so far. 6 0 requests (a) Solve by Jacobi's Method4x + y + 32 = 17 x + 5y + z = 142x-y + 8z = 12  This question has 0 answers so far. 6.5 0 requests (b) Given that Find and at and This question has 0 answers so far. 6 0 requests (a) Apply LU Method to solve the equations 3x+2y+7z =4,  2x+3y+z=5,  3x+4y+z=7  This question has 0 answers so far. 6.5 0 requests (b) Calculate the value of by simpson' s 1/3 rule using 1 1 ordinals.  This question has 0 answers so far. 6