[All Steps] A study examined how long aircraft air conditioning units operated after being repaired. Here are the operating times (in hrs) for one unit
Question: A study examined how long aircraft air conditioning units operated after being repaired. Here are the operating times (in hrs) for one unit (Excel exam file worksheet Question 1):
| 21 | 26 | 36 | 41 | 53 | 71 | 72 | 82 | 83 |
| 89 | 90 | 106 | 108 | 109 | 111 | 112 | 117 | 131 |
| 132 | 151 | 178 | 205 | 209 | 252 | 261 | 279 | 295 |
Make a histogram of these data, using 40 hour wide classes, starting with
0 time < 40, 40 time < 80, ...
Deliverable: Word Document 
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Operations with Negative Exponents - MathCracker.com