d) all of these perlod class. If a student\'s score is at e). none of these nd t
ID: 3302222 • Letter: D
Question
d) all of these perlod class. If a student's score is at e). none of these nd the sicth 34. th An exam is given to both the fourth period class a e 30th percentile in the fourth period class but at the ourth period class but at the 60th percentile in the sixth period class one of the following statements is true? a. Students in the sixth period class r on the exam than the students in the generally performed better fourth period class. b. period class. C. A person percentile in the fourth period class. d. erdeni ourth perlod class eenerally performed better on the exam than students in the sith whose score is at the 70th percentile in the sixth period class will have a score at the 40th A person whose score is at the 15th percentile in the fourth period class will have a score at the 30th percentile in the sixth period class. e. None of these. 35. Which of the following summary measures is affected most by outliers? a. the first quartile b. the median C. the third quartile d the range e. The mean 36. The percentage of all observations in a data set that lies between the 30th percentile and the third quartile a. equals 30 b. equals 85 c. equals 75 d. equals 45 e. cannot be determined without additional information 37. If the distribution of sales is thought to be symmetric with very little variation, then: a. the whiskers on a box and whisker plot should be about half as long as the box is wide b. the width of the box in a box and whisker plot will be very wide but the whisker will be very short c. the left and right edges of the box in a box and whisker plot will be approximately equal distance from the second quartile d. none of these 38. If a data set has 15 values that have been sorted in ascending order, which value in the data set e. all of these will be the 25th percentile? b. the third value a. the first value e. 39. th . the second value d. the fourth value There is not enough information to answer this question. A sample of 600 values produced the following summary statistics: 35, S42 0,-624, andx-568. Based on this Information, upper fence on a box and whisker plot is:Explanation / Answer
34. (a)
Reason 60% of students scores less than that student in the sixth period while only 40% of them score less than him in fourth.
35. (e) The mean.
36. 75-30 =45 (d). equals 45
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