Generalize the log-rank and weighted log-rank tests to allow time-dependent strata. Thus, suppose…

Generalize the log-rank and weighted log-rank tests to allow time-dependent strata. Thus, suppose… Generalize the log-rank and weighted log-rank tests to allow time-dependent strata. Thus, suppose that individuals can move among ρ + 1 strata, and if the item is in stratum j at time t, it is subject to a failure rate   and consider … Read more »

Suppose, a very few companies produce high-quality goods and services and they attract only with…

Suppose, a very few companies produce high-quality goods and services and they attract only with… Suppose, a very few companies produce high-quality goods and services and they attract only with prices and image of their brand achieved by the successful marketing strategies advertising the company and its production from the most favorable sides. The firm, … Read more »