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Standard deviation, represented by the Greek Letter sigma σ, is a measure of dispersement in statistics. It shows you how spread out y... 阅读全文
posted @ 2015-03-27 14:41
vigorpush
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In each case, we'll illustrate how to perform the hypothesis tests of this lesson using summarized data.Hypothesis Test for One Varian... 阅读全文
posted @ 2015-03-27 14:24
vigorpush
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Sample MeansThe sample mean from a group of observations is an estimate of the population mean. Given a sample of sizen, consider n i... 阅读全文
posted @ 2015-03-27 13:19
vigorpush
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Question:I'm less than a year into C++ development (focused on other languages prior to this) and I'm looking at a guy's code who's be... 阅读全文
posted @ 2015-03-27 02:12
vigorpush
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When I create a function, I can put the code for it after main if I put the prototype above main. For example,int myFunction(int a){re... 阅读全文
posted @ 2015-03-27 02:10
vigorpush
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