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he usable lifetime of a particular type of batten;r is nprmall'yr distributed with a mean df1,1 day's and a standard deviation of 30 days. The

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he usable lifetime of a particular type of batten;r is nprmall'yr distributed with a mean df1,1 day's and a standard deviation of 30 days. The manufac lurer randbmlyI selects 400 batteries of this type and ships them to K-Mart. What is the probability the average usable lifetime of these l batteries is between 1.D9? and 1,104 days? 0 H.614? 0 (1.6114 O p.932 0 cream

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