2005-Fall-Midterm

He computed the median expected salary for this sub

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Unformatted text preview: puted the median expected salary for this sub-population of applicants. Is it basically the same as the median expected salary for all applicants? Explain your answer briefly. (c) If the mean expected salary is HK$20,000 and the standard deviation is HK$2,000, please specify a range which contains at least 50% of the applicants. ht tp :// ih om e. us t.h k/ ~c s_ gx x/ (d) Continue from (c). The analyst used expected salary data to calculate the absolute deviations from the mean expected salary, that is, | expected salary − mean | . He found that the median of the absolute deviations is $1,500. Please specify a range for the expected salary which contains approximately 50% of the applicants. More PastPaper: http://ihome.ust.hk/~cs_gxx Question 5: [22 Marks] An employee of a company wants to choose two funds for his Mandatory Provident Fund (MPF) scheme. Two mutual funds A and B, having the annual returns (percentage changes) X and Y respectively, are under consideration. The probabil...
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