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According to a report from Microsoft, 24% of PCs worldwide are not adequately protected by antivirus...

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Statistics

According to a report from Microsoft, 24% of PCs worldwide arenot adequately protected by antivirus software.19 Suppose 200 PCsfrom around the world are selected at random.
a. Find the distribution of the sample proportion of PCs that
are not adequately protected.
b. Find the probability that the sample proportion is less
than 0.20.
c. Find the probability that the sample proportion is more
than 0.29.
d. Find a value v such that the probability the sample
proportion is less than v is 0.01.

Answer & Explanation Solved by verified expert
4.3 Ratings (695 Votes)
AnswerGiventhataFind the distribution of the sampleproportion of PCs that are not adequately protectedn sample size 200p sample proportion 024q 1 p 076SE The distribution of sample proportions is Normal    See Answer
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