Math 302 Quiz 4 2019

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Math 302 Quiz 4 2019 (Already Graded A+)
  • Math 302 Quiz 4 2019 (Already Graded A+)

  • Exam (elaborations) • 8 pages • 2019
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  • Question 1 of 20 1.0/ 1.0 Points A manufacturer of flashlight batteries took a sample of 13 batteries from a day’s production and used them continuously until they failed to work. The life lengths of the batteries, in hours, until they failed were: 342, 426, 317, 545, 264, 451, 1049, 631, 512, 266, 492, 562, and 298.  At the .05 level of significance, is there evidence to suggest that the mean life length of the batteries produced by this manufacturer is more than 400 hours?  A.No...
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