Your 6th grade girls have been working on their Presidential fitness scores. The national average (mean) for the sit up/

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Your 6th Grade Girls Have Been Working On Their Presidential Fitness Scores The National Average Mean For The Sit Up 1 (1.64 MiB) Viewed 27 times

Your 6th grade girls have been working on their Presidential fitness scores. The national average (mean) for the sit up/curls is 30. The standard deviation is 7. Use this information and the Z-score chart to answer the following question: Jen has tried the sit up/curls and her best score is 22. To get the Presidential Award Jen will need to get up to the 90th percentile. By how much will Jen need to increase her current score to get to the 90th percentile? (answer to the nearest WHOLE SIT-UP) P 2 Р P P 1 26 2 27 28 SI 52 53 3 4 5 6 7 8 9 TO -2-33 -2.05 -1-88 -1.75 -1.64 -1.55 -1.48 -1.41 -1:34 -1.28 -1.23 -1.18 -0-64 -0.61 -0-58 -0-55 -0.52 -0.50 -0-47 -0.44 0:41 -0.39 -0.36 -0.33 -0.31 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 11 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 0.03 0.05 0-08 0-10 0-13 015 0.18 0.20 0-23 0-25 0-28 0.31 0-33 0-36 0.39 0-41 0.44 0-47 0-50 0-52 0-55 0 58 0-61 0-64 0.67 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 12 13 14 IS 16 17 18 19 20 21 22 23 24 25 0-71 0.74 0.77 0.81 0.84 0.88 0.92 0.95 0.99 1.04 T-08 1.13 1.18 1-23 1-28 1.34 1.41 1.48 1.55 1-64 1.75 1.88 2.05 2.33 -0.28 -1-08 -1-04 -0.99 -0-95 -0.92 -0-88 -0.84 -0-81 -0.77 -0-74 -0.71 -0-67 45 46 47 48 49 50 --025 -0-23 -0.20 -0.18 -O 15 --0-13 0-10 -0-08 -o-os -0.03 o 98 73 74 75 99 39