Amarine biologist wants to determine the impact of warming oceans on the coral in great barrier reef. which option below best describes the population he will study?
all the oceans in the world
only the ocean in which the great barrier reef is found
coral in all the oceans of the world
only coral found in the great barrier reef

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

Ineed i been stuck on this question since yesterday

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