The service manager at a card dealership inspects every 5th card to make sure that the cards are detailed after being serviced. A. Simple Random Sample
B. Systemic Sample
C. Self-Selected Sample
D. Convenience Sample
E. Stratified Sample

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

How many zeros does the function f(x)=4x3-x2+1 have

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?