Please answer 1 and 2

1. Acme Ball-Bearing Co needs to test the bearings made by Plant #1 machine. They select 1200 bearings at random, and measure them. They find that 18 of them do not mand meet specifications. a. What is the population here, and what is the sample? b. What conclusion can Acme make based on this information? am oum watta 2. Joe wants to know how many of the students in his dorm want to become teachers. uorla There are 390 students in Joe's dorm. Ya. Joe says she will go to the study area and ask a sample of students there if they intend to become teachers. What type of sampling is this? What Joe should do to improve his sampling? b. On your advice, Joe selects a random sample of 60 students, and finds that 14 intend to become teachers. What conclusion can Joe make from this? State the conclusion as clearly as possible. eyebivora anong iles lo ybuts long