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Mathematics, 06.05.2020 19:18 brattymoo1009

The lengths of a lawn mower part are approximately normally distributed with a given mean l = 4 in, and standard deviation
0 = 0.2 in. What percentage of the parts will have lengths between 3.8 in, and 4.2 in. ?
O 34%
O 68%
95%
О 99.7%

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