Catherine Chao, Director of Marketing Research, needs a sample of Ottawa households to participate in the testing of a new toothpaste package. If 40% of the households in Ottawa prefer the new package, the probability that Catherine's random sample of 300 households will have a sample proportion greater than 45% is _. O 0.0384 O 0.0768 O 0.8974 O 0.4616 O 0.9232