bjacobs

Most popular questions and responses by bjacobs
  1. college

    Find the 90% confidence interval for the variance and the standard deviation of the ages of seniors at Oak Park College if a sample of 24 students has a standard deviation of 2,3 years. Assume the variable is normally distribution

    asked on February 16, 2011
  1. pre-calculus

    The Z -score for the data the point x, using the given population mean and standard deviation. 44. u = 14 o = 3, x = 20

    posted on June 19, 2011
  2. math-slope

    . 1/2 x + 1/3y = 1/6 find the slope

    posted on May 15, 2011