Mathematics, 24.04.2020 15:19 ljwatts25
A random sample of 144 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? Carry out a test of the appropriate hypotheses using a significance level of 0.01. State the appropriate null and alternative hypotheses.
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A random sample of 144 recent donations at a certain blood bank reveals that 81 were type A blood. D...
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