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Mathematics, 05.11.2020 02:00 MissDumb1
Give the correct notation for the quantity described and give its value. Mean number of cell phone calls made or received per day by cell phone users. In a survey of 1917 cell phone users, the mean was 13.10 phone calls a day.
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Give the correct notation for the quantity described and give its value.
Mean number of cell phone...
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