Mathematics, 25.12.2019 02:31 shea3042
Ten percent of the world's population is left-handed. a researcher claims that left-handed individuals are more creative than those who aren't left-handed. in order to support his claim, he takes a sample of artists and finds that of them are left-handed. find the mean of , where is the proportion of left-handed individuals in a random sample of . find the standard deviation of . compute an approximation for , which is the probability that there will be or more left-handed people in a random sample of 900 . round your answer to four decimal places.
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Ten percent of the world's population is left-handed. a researcher claims that left-handed individua...
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