Que. 1 : Q1) Which of the following are properties of Normal Distribution?    1.  a) The normal density function describes a continuous bell-shaped curve    2.  b) In both directions from the mean, the curve is asymptotic to the horizontal axis    3.  c) The normal curve is symmetrical about the mean:μ, at which point, f(x)  reaches its maximum value.    4.  d) All of […]