Given this table of values, what is the value of f(−34.2)? Enter your answer in the box. x f(x)
23 −34.2
−125.6 134
145.6 −154
−34.2 80.3

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.