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The following is a sample of cars randomly selected from Craigslist-Portland: $2,995 $21,995 $8,995 $3,700 $4,700 $8,000 $6,995 $6,995 $10,500 $5,500 1) Use technology to

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The following is a sample of cars randomly selected from Craigslist-Portland: $2,995 $21,995 $8,995 $3,700 $4,700 $8,000 $6,995 $6,995 $10,500 $5,500 1) Use technology to find the following (1 pt. ea.): a) SampleSize b) Mean c) Median d) Minimum e) Maximum f) FirstQuartile g) Third Quartile h) Standard Deviation 2) Assuming the distribution is not symmetric, answer the following. Show all work (2 pts. ea.) a) What is the Interquartile Range? b) What are the Outlier Fences and are there any outliers? c) The middle 50% of the cars surveyed fall between what two prices? d) 75% of the cars surveyed fall below what price? 3) Recently, a random sample of 1000 participants in a methadone maintenance program in Australia were tested for Hepatitis C. It was determined that 63% tested positive for Hepatitis C. Furthermore, it was determined that of those who tested positive, 60% were male and of those who tested negative, 45% were female. This information produces the following contingency table. Use proper notation and show fractions then round percentages to 4 decimal places. (4 pts. ea.) man- a) What is the probability a randomly selected methadone maintenance program participant is female? bl What is the probability a randomly selected methadone maintenance program participant is female and negative for hepatitis C? c) What is the probability a randomly selected methadone maintenance program participant who is male has hepatitis C? d) What is the probability a randomly selected methadone maintenance program participant is male or tests positive for hepatitis C? e) Determine mathematically if gender (assumed binary) and hepatitis status are independent. 4) 13 houses on one street were asked \"how many rolls of toilet paper do you currently have\". The results produced the following stem-and-leaf plot. Construct a properly labeled histogram using bin widths of 5 starting at 10. (4 pts.) 1 22237889 2 235 3 39 5) Considering the distribution from problem 4. Using reasoning only, justify which will be larger, the mean or the median. Be sure to fully explain. (2 pts. extra credit)

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