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1) A distribution has a mean of 7 and a standard deviation of 4 what is the z score of a raw score of 0. Round to the second decimal place.
2) A distribution has a mean of 1 and standard deviation of 4. What is the raw score for a z score of 1.71 ? Round to the second decimal place.
3) A population distribution has a mean of 2 and a standard deviation of 7. What is the z score of a sample mean of 1, if the same size is 45? Round to the second decimal place.
4) For a normal distribution with a mean of 20 and a standard deviation of 10 what the probablity of scoring above a 30? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.
5) For a normal distribution with a mean of 1 and a standard deviation of 2, what is the percentile of a score of -.5? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.
6) For a normal distribution with a mean of 20 and a standard deviation of 10 what the probablity of scoring above a 37? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.
FINC20018/FINC20006: Assessment Task: Individual or Group Assignment. If RWE uses a 10% discount to evaluation investment of this type, what is the net present value of the p
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For questions A and B, express your answer in a number between 0 and 1 with four digits of precision (i.e. 25.01% is 0.2501). For question C, express your answer in two deci
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Suppose you are a manager in a department store and you are creating a probability distribution for shoe sales. Your store stocks the standard shoe sizes -- 6, 6 1/2, 7, 7 1
A sample of four pages is selected without replacement, and X and Y denote the number of pages with moderate and high graphics output in the sample. Determine fXY (x; y), fX
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