Winston has just gone grocery shopping. The mean cost for each item in his bag was $2.71. He bought a total of 9 items, and the prices of 8 of those items are listed below: $2.01,$2.20,$2.68,$3.59,$3.12,$1.64 ,$1.75,$3.46 Determine the price of the 9th item in his bag.

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол