A random sample of 130 recent donations at a certain blood bank reveals that 30 were type B blood. At the 0.03 level of significance, does it suggest that the actual percentage of type B donations differs from 20%, the percentage of the populuton having type blood? Find the test statistic value A) 0.963 B) 1.651 C) 2.190 D) 0.877 E) 1.239 F) 0.561

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