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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Jopasserat · Answer 1 · 2021-04-16T16:37:27+0000

Answer:

Between 26,000 and 34,000 km.

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".