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$1.00 5. The test scores of 40 students are listed below.

  • From Mathematics: Statistics
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  • Due on Jun. 12, 2012
  • Asked on Jun 01, 2012 at 3:59:46PM
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mit2008
mit2008
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Q:

5. The test scores of 40 students are listed below.

57 72 81 98 56 71 80 97 25 59

72 81 43 63 74 83 35 62 73 82

44 65 76 85 48 68 77 92 54 69

78 93 55 69 79 94 43 63 74 83

a. Construct a stem plot for this data. b. Find the 5-number summary of the data. That is, find the minimum value, the lower quartile, the median, the upper quartile, and the maximum value. Use this information to make a box plot.

c. Find the mode(s), if any, for this data.

d. What is the 80th percentile? That is, find P80.

e. What is the percentile of the data point 80? That is, find k such that Pk = 80.

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  • Posted on Jun 01, 2012 at 5:58:22PM
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Preview: ... 82.2 e. What is the percentile of t ...
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  • Posted on Jun 01, 2012 at 7:16:49PM
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Preview: ... 4 65 76 85 48 68 77 92 54 69 78 93 55 69 79 94 43 63 74 83 a. Construct a stem plot for this data. b. Find the 5-number summary of the data. That is, find the minimum value, the lower quartile, the median, the ...
The full tutorial is about 207 words long plus attachments.

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Box-plot.jpg (5K)