Table 253 Cumulative Normal Distribution This table shows the probability [N(d)] of observing a value less than or equal to d. For example, as illustrated, if d is -.24 , then N(d) is .4052 . Assume a stock price of $88; risk-free rate of 4 percent per year, compounded continuously; time to maturity of five months; standard deviation of 48 percent per year; and a put and call exercise price of $85. What is the delta of the put option