Which best describes the correlation between the data sets of the following situation?

the value of a grand prize and the number of people who buy tickets
positive
negative
no correlation

Which statement best describes the polynomial

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

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.