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Mathematics, 23.04.2021 23:00 kordejah348

A random sample of 146 recent donations at a certain blood bank reveals that 81 were type A blood. Does this suggest that the actual percentage of type A donations differs from 40%, the percentage of the population having type A blood

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A random sample of 146 recent donations at a certain blood bank reveals that 81 were type A blood. D...

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