Tammy+yes+Checkpoint - B. Largest Team C, Smallest Team B...

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Checkpoint Assignments Name: Date: 10/23/2009 Week - Checkpoint: Wk 1- CheckPoint Ch 8 Page # Prob. # Problem and Solution (show each step): Comments (Grading) 436 2 Score Frequency Relative Frequency 1 2 2/22 2 5 5/22 4 5 5/22 5 1 1/22 6 1 1/22 8 6 6/22 9 5 5/22 11 2 2/22 12 4 4/22 13 3 3/22 14 3 3/22 16 1 1/22 17 2 2/22 18 1 1/22 20 2 2/22 22 1 1/22 23 1 1/22 28 1 1/22 29 1 1/22 30 1 1/22 45 1 1/22 49 1 1/22 8 -1 18 -1 22 -1 24 -1 -1 2 -1 6 -1 12 -1 14 -1 468 2 Mean 130÷10= 13, Median 11, Mode 15, Midrange 12 -0.5 show work Midrange 17 468 8 A. Mean 80, Median 80, Mode 80 , you have earned 16/30 points. Good job! Very nice job with display data in charts; thanks for remembering your standards. Thanks, Veronica
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B. All are the same. C. 100. With his average in the 80’s it is not likely, however it could happen. 468 12 The range is (96 – 72): 24 and the IQR is (90 – 80): 10 . The variance is 53.71 and the standard deviation is 7.33 -1 469 20 A. Largest Team C, Smallest Team B
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Unformatted text preview: B. Largest Team C, Smallest Team B C. Team B, because the scores are lower. D. Team A, because the score is higher than the median. 469 22 29 Since the range of the data is the difference between the highest and lowest of the data values, the range is (57 29) = 28.-1 470 36 No, it will be equal. 25 26 27 | 31 34 39 | 44 46 49 | 54 59 60 41.5 483 4 This statement would be false and a misinterpretation of statistics just because 60% of people use American Airlines doesnt mean they prefer it over the others. 484 10 No, the calories marked by poultry are sufficiently lower than the others. -`1 correct 488 2-1 489 6 There is no limit to whom or how many times people can call in to one line and vote. Therefore the votes can be bias. 489 8 This would be bad for the people who have a lower income. 490 14 Mean, the average would be more accurate....
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Tammy+yes+Checkpoint - B. Largest Team C, Smallest Team B...

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