Recent content by Uniman

  1. U

    MHB True or false questions involving the null hypothesis

    [FONT=arial]1) The null hypothesis represents the condition that will be assumed to be true unless sufficient evidence is presented to show that the condition has changed. True. 2) A P-value greater than the chosen level of significance results in concluding the null hypothesis...
  2. U

    MHB How Do You Determine the Correct Quantile for One-Sided Hypothesis Tests?

    Standard normal table [FONT=arial]file:///Users/manukumarindia/Desktop/Screen%20Shot%202012-10-29%20at%2011.12.15%20AM.png
  3. U

    MHB Calculate using Standard Normal Table: P(22 <= X <= 25) = .4332

    [FONT=arial][FONT=arial]Using the standard normal table in your lecture notes, calculate to four decimal places[FONT=arial] Table file:///Users/manukumarindia/Desktop/Screen%20Shot%202012-10-29%20at%2011.12.15%20AM.png Work done so far. [FONT=Helvetica]If X ~ N(22,4), z = (x - 22)/sqrt(4)...
  4. U

    MHB How Do You Determine the Correct Quantile for One-Sided Hypothesis Tests?

    [FONT=arial] [FONT=arial]Consider a one-sided (greater than) hypothesis tests. For a given level of significance we can find the quantile which satisfies From the standard Normal Table, find the approximate quantiles for and and indicate which of the following statements is...
  5. U

    MHB Solve f(t) with Heaviside Functions: Find b

    [FONT=arial]Consider the function [FONT=arial] [FONT=arial]Then f(t) can be expressed with Heaviside functions as[FONT=arial] [FONT=arial] Determine b. Workdone so far... [FONT=Helvetica]f(t) = 7H(t) + bH(t-5) [FONT=Helvetica]when t = 5 [FONT=Helvetica]f(5) = 49 + 7b [FONT=Helvetica]15 = 49 +...
  6. U

    MHB Solving Random Variable Work: 0 to Infinity = 0.002?

    Work done so far... [FONT=Helvetica]Integrating from 0 to infinity and equating it to 1, we get [FONT=Helvetica](c/2*10^-3) = 1 [FONT=Helvetica]c= 2/1000 [FONT=Helvetica]=0.002 Is it correct? http://www.chegg.com/homework-help/questions-and-answers/-q3136942#[FONT=Helvetica][FONT=Helvetica]
  7. U

    MHB Progress and Accomplishments: A Look at What's Been Done

    Work done so far... The answer is meant to be an integer or with a decimal point. Can someone check the solution.
  8. U

    MHB Value of an expression involving complex numbers

    The answer is a number... Work done so far [FONT=Helvetica] 3^3 * 3^( i8pi/ln(3) ) = 27 * (3^ i8pi - 3^ln(3) ) = 27 *( 3^25.1i -3.34) [FONT=Helvetica]= 3^(3+ i25.1) - 90.26 If this is correct how can I convert this to a number...
    • Uniman
    • Thread
    • Complex Complex numbers Expression Numbers Value
    • Replies: 2
    • Forum: Calculus
  9. U

    MHB Compute the circulation of F along C

    Latex? Is it a software available online...Sorry I post these two threads in the wrong section. Am I able to move this thread... Waiting for the experts to check my answers. By the way this forum looks great...
  10. U

    MHB Compute the downwards flux of F

    The work done so far https://www.dropbox.com/s/qmfidqot3nttlw5/phpQd8GGH.png https://www.dropbox.com/s/xn4t5m2aleopwy7/phpldZ0KX.png Is the answer correct...
  11. U

    MHB Compute the circulation of F along C

    Hi, This is my first post. So if I made any mistakes that is the way I asked the questions, kindly let me know. The work done so far Circulation: C {0,0,1} to {1, pi,1} C eq: {y=pi*x, z=1} dr={dx, pi*dx, 0} F={cos(y/z), -x/z*sin(y/z),xy/z^2*sin(y/z)} F.dr = -dx [dot product and...