When you request a lognormal probability plot, you must specify the shape parameter for the lognormal distribution (see Table 9.13 for the equation). The value of must be positive, and typical values ...

These data consist only of left and right censored lifetimes. If a unit has developed a crack at an inspection time, the unit is left-censored at the time; if a unit has not developed a crack, it is ...

Kristina Zucchi is an investment analyst and financial writer with 15+ years of experience managing portfolios and conducting equity research. Gordon Scott has been an active investor and technical ...