Google It! According to a recent report, 66% of internet searches in a particular month used the Google search engine. Assume that a sample of 21 searches is studied. Round the answers to at least four decimal places. Part: 0 / 4 (a) What is the probability that exactly 18 of them used Google? The probability that exactly 18 of them used Google is 0.0055. Part: 1 / 4 Part 2 of 4 (b) What is the probability that 13 or fewer used Google? The probability that 13 or fewer used Google is Next Part © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Submit A
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The number of trials is $n = 21$ (sample of 21 searches). The probability of success (using Google) is $p = 0.66$ (66%). The probability of failure (not using Google) is $q = 1 - p = 1 - 0.66 = 0.34$. The probability mass function for a binomial distribution is Show more…
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Google it: According to a recent report, 67% of Internet searches in a particular month used the Google search engine. Assume that a sample of 23 searches is studied. Round the answers to at least four decimal places. (a) What is the probability that exactly 18 of them used Google? The probability that exactly 18 of them used Google is . (b) What is the probability that 13 or fewer used Google? The probability that 13 or fewer used Google is . (c) What is the probability that more than 18 of them used Google? The probability that more than 18 of them used Google is . (d) Would it be unusual if fewer than 10 used Google? It WOULD OR WOULD NOT be unusual if fewer than 10 used Google since the probability is _______
Supreeta N.
Google it: According to a recent report, 66% of Internet searches in a particular month used the Google search engine. Assume that a sample of 21 searches is studied. Round the answers to four decimal places. (a) What is the probability that exactly 18 of them used Google? The probability that exactly 18 of them used Google is. (b) What is the probability that 13 or fewer used Google? The probability that 13 or fewer used Google is. (c) What is the probability that more than 18 of them used Google? The probability that more than 18 of them used Google is. (d) Would it be unusual if fewer than 10 used Google? It (Choose one) be unusual if fewer than 10 used Google since the probability is.
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