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28 June, 03:04

The mean life of a tire is 30,000 km. The standard deviation is 2000 km. 95% of all tires will have a life between___ km and ___km.

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  1. 28 June, 04:48
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    Between 26,000 and 34,000 km.

    Step-by-step explanation:

    95% of a data set will be within 2 standard deviations of the mean.

    Therefore, the range will be from "μ - 2σ" to "μ + 2σ".
  2. 28 June, 04:51
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    Answer:Need more infromation
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