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nedio us lu GE122-Midterm Examination, (Past Exam) 12. Which one of the values b

ID: 3311047 • Letter: N

Question

nedio us lu GE122-Midterm Examination, (Past Exam) 12. Which one of the values below represents the dower quarti e data set:s, l y/1 5,6 PleanB 16, 40, 13' (2) 7 (4) 14.5 13. A sample of 25 quiz scores produced the following five-number summary: 0, 53, 72, 92, 100. The interquartile range for this data set is (1) 19 T (2) 20 Which of the following statements is true for the following data values: 17, lajs, 12, 17, 18, 197 (1) The mean, median and mode are all equal. (2) Only the mean and median are equal. (3) 39 (4) 72 14. (3) Only the mean and mode are equal. (4) Dnly the median and mode are equal. 15. Suppose that the distribution of actual weight of students in your university or college is thought to metric If the average weight is 168 pounds, what would the median weight be? be'sym

Explanation / Answer

12. Number of data points = 8

Data in ascending order is:

6, 6, 8, 9, 11, 13, 15, 40

Hence,

Lower quartile

= Median of first 4 terms

= Average of 2nd and 3rd term

= (6 + 8)/2

= 14/2

= 7

Option 2 is correct.