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The number of daily requests for emergency assistance at a fire station in a medium-sized city has the probability distribution shown here.
a. What is the probability that four or more requests will be made in a particular day?
b. What is the probability that the requests for assistance will be at least four but no more than six?
c. Suppose the fire station must call for additional equipment from a neighboring city whenever the number of requests for assistance exceeds eight in a given day. The neighboring city then charges for its equipment. What is the probability the city will call for additional equipment on a given day?
a research study showed that 50 of workers change jobs within 2 years of employment. george took a random sample of 100
Students given exam with 300 multiple questions, distribution was normal and mean 195 with a standard deviation of 30. What were the scores of the students who are within one standard deviation of the mean?
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Finnish Furniture manufactures tables in facilities located in three cities- Reno, Denver, and Pittsburgh. The tables are then shipped to three retail stores located in Phoenix, Cleveland, and Chicago.
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Obtain a graphical representation of the relationship and give a brief description of the relationship and estimate the simple regression line and interpret the estimated relationship.
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Find out the probability distribution of your net winnings if you play one time. Calculate the mean and the standard deviation.
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