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Question 2 12 pts For a certain model of cell phone the battery life has a mean of 24 hours and standard deviation of 3.0

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Question 2 12 pts For a certain model of cell phone the battery life has a mean of 24 hours and standard deviation of 3.0 hours. (a) Determine the z-score for a phone with battery life of 21 hours. The Z-score is [Select) (b) Determine the z-score for a phone with battery life of 30 hours. The 2-score is [Select (c) Determine the 2-score for a phone with battery life of 24 hours. The z-score is Select

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