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One list of 100 numbers contains 20% ones and 80% twos. A second list of 100 numbers contains 50% threes and 50% fives. A third list is obtained by taking each number in the first list and adding the corresponding number in the second list.
a) What is the average of the third list? Or is this not determined by the information given?
Repeat a) with adding replaced by b) subtracting c) multiplying by d) dividing by.
Stanford Binet IQ scores have a mean of 100 and a standard deviation of 15. Albert Einstein reportedly had an IQ of 160. Convert Einstein's IQ score to a z score.
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Compute the mean and variance of the following discrete probability distribution.
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HSCI 3117 Practice Problem Assignment - Probability. You have been asked to assess a community where the residents feel that they are seeing a higher than expected number of cases of autism in their children. What is the probability of seeing 2 or ..
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