In a factory, there is an average of four machine break down per day. If the number of break down follows a Poisson distribution, then what is the probability that there will be 6 machine break down in two days. *

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d