Homework Help: Statistics

Posted by Miranda on Wednesday, October 5, 2011 at 12:12am.

A national survey of small businesses reports that 70% of all small businesses now have a
web-site. Assume that for a randomly selected group of 30 small businesses, the number with a
web-site has a binomial distribution.

In a random sample of 30 small businesses, what is the expected number with websites?

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