Two of the study groups have
A teacher randomly assigns the 20 students in her class to study groups, each with 5 students. If there are 10 boys and 10 girls, what is the probability that two of the study groups have all boys and two have all girls?
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Approximately 8% of North American males are color blind. If you? Select men, one at a time, and test them for colorblindness, what is the probability that the first one you find will require 3 men to be tested?
An apple processor will reject any shipment of apples that contain more than 10% brused apples. From a shipment, the processor randomly selects 180 apples and finds 22 of them to be brused.
Assume that you've 12 tennis balls in a black box. Each time when you go to play tennis, you randomly choose three balls one by one (assume that you cannot see the ball until you pick it out of the box and once it is taken out of the box, it will
Suppose an equal number of male and female employees at the manufacturing plant and that the salaries of 30 male and 30 female for children at random for comparison enter the male and female data into separate columns and perform a t-test on the d
Determine the % of women meeting height requirements? Determine the % of men meeting the height requirements?
Find the probability that overbooking occurs_________? Find the probability that the flight has empty seats_________?
About 5% of the population has a particular genetic mutation. 500 people are randomly selected. Determine the mean for the number of people with the genetic mutation in such groups of 500.
About 9% of the population has a particular genetic mutation. 900 people are randomly chosen. Determine the standard deviation for the number of people with the genetic mutation in such groups of 900.
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