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Drake Marketing and Promotions has randomly surveyed 200 men who watch professional sports. The men were separated according to their educational level (college degree or not) and whether they preferred the NBA or the National Football League (NFL) . The results of the survey are shown: What is the probability that a randomly selected survey participant prefers the NFL?
Geologic Timescale
A dating system used chronologically by geologists and other scientists to detail the timing and relationships of historical events on Earth.
Unconformity
A geological feature that represents a gap in the geological record, marking a period where deposition stopped, eroded, then resumed.
Mesozoic
A geological era that spanned from about 252 to 66 million years ago, including the Triassic, Jurassic, and Cretaceous periods.
Geologic Timescale
A system of chronological measurement that describes the timing and relationships between events that have occurred throughout Earth's history.
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