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Mathematics, 31.10.2021 20:20 alisharodriguez1
Twenty percentage of the staff at a certain hospital have unlisted telephone numbers. 60% and 40% of this people are males and females respectively. You select 300 names randomly from the hospital phone book. How many Females can be expected to have unlisted phone numbers?
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Twenty percentage of the staff at a certain hospital have unlisted telephone numbers. 60% and 40% of...
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