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A certain city has experienced a relatively rapid increase in traffic congestion in recent times. The mayor has decided that it's time to do something about the problem and decides to form a task force to research the causes of the problem and come up with suggestions for dealing with it. The mayor first compiles a list of names of 21 residents who will be considered for membership on the task force. Twelve of those 21 people are Republicans, and the other 9 are Democrats. How many ways are there to form a task force of 7 people from that list of 21 candidates if at least one member of the task force has to be a Republican and at least one member has to be a Democrat?
1. In a production run of 300 units, there are exactly 20 defective items and 280 good items. (a) What is the probability that a randomly selected item is defective?
A. What is the probability that an employee will have a cold next year? b. Given that an employee is involved in an exercise program, what is the probability that he or she will get a cold next year?
The revenues (in $millions) of a chain of ice cream stores are listed for each quarter during the previous 5 years.
a sunco oil produces oil at two wells. well 1 can produce as many as 150000 barrels per day and well 2 can produce as
How can Carco maximize the number of new customers created by advertising? First formulate the problem then solve it with Excel's solver!
Find the angle the resultant force makes with the positive x-axis. (Let a=24lb and b=18lb. Round your answers to one decimal place.)
Use your regression line equation to predict the value of y for x = 13.Round your answer to two decimal places.
question 1 partial derivatives and total differentials show your stepsfor f x y lnx2 y solve for its gradient vector
Julia may lease a warming oven for $600 for a six game football home-season game. the oven has 16 shelves, and each shelf is 3 feet by 4 feet. she plans to fill the oven with the food times (pizza, hot dogs and barbecue sandwiches) before the ga..
What are the shape, mean, and standard deviation of the sampling distribution of the sample proportion for samples of 500?
In Excel, use a suitable method for generating the number of days needed to repair the copier, when it is out of service, according to the discrete distribution shown.
Construct a percentage histogram and percentage polygon. Construct a cumulative percentage distribution.
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