The mean and median of a standard normal distribution and student t-distribution are not the same. Is the statement True or Falst a) True b) False A normally distributed random variable X is comverted to standard normal distribution by subtracting the mean and dividing by the variance. is the statit ent truif atrue True b) False a) 0.5 b) 1 c) 2 d) None of the above a) True b) False The value in the t-distribution table with 20 degrees of freedom, such that the area to the left of that value is 0.05 is a) 1.325 b) 1.725 c) −1.725 d) None of the above