Find the outward flux of the vector field f=(x3,y3,z2) across the surface of the region that is enclosed by the circular cylinder x2+y2=1 and the planes z=0 and z=3.

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.