What is the probability that in a group
What is the probability that in a group of 5, each person chooses a number between 1 and 10, inclusive, and at least 2 people pick the same number?
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A jar contains 4 purple and 10 black marbles. A marble is drawn at random. What is the fraction in the simplest form?
The San Francisco Supply Company has designed a machine that fills containers of coffee in such a way that the contents are uniformly distributed with a minimum of 11.8 oz and maximum 12.2 oz. If one container is randomly selected find the probabi
The probability that Pat will go to UofT is 0.2. The probability that Pat will go to Waterloo is 0.5. The probability that her and her boyfriend Gill will both go to UofT together is 0.15. What is the probability that Gill will follow Pat to atten
Justin estimates that the probability of passing math is 0.8 and the probability of passing English is 0.9. The probability of failing both is 0.05.
A total of 797 nobel prizes had been awarded by 2007. 15 of the 101 prizes in literature were awarded to scandinavians. Scandinavians received a total of 55 awards. How many nobel prizes outside literature have been awarded to non- scandinavians?
A medical researcher is testing the effectiveness of a new drug for treating Parkinson's disease. Ten subjects with the disease are given the new drug and 10 are given a placebo (If you don't know what this term means look it up). Improvement in s
Give me an example of an Interval measurement scale.
The first 10 subjects who volunteer are assigned to the massed-practice condition; the next 10 are assigned to the spaced-practice condition. Discuss the consequences and seriousness of each of the following two kinds of non-random sampling:
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