Mathematics, 11.11.2021 06:10 angelteddy033
The mean age of 5 people in a room is 39 years. A person enters the room. The mean age is now 40. What is the age of the person who entered the room?
Answers: 3
Mathematics, 21.06.2019 17:30
The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?
Answers: 2
Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 2
Mathematics, 21.06.2019 20:30
How do you determine if an ordered pair is a solution to a given equation?
Answers: 1
The mean age of 5 people in a room is 39 years. A person enters the room. The mean age is now 40. Wh...
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