document.write( "Question 1158147: A null hypothesis makes a claim about a..............A. Population parameter
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Algebra.Com's Answer #781062 by Boreal(15235)\"\" \"About 
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A.
\n" ); document.write( "We don't know the population parameter, and we will likely never know it. A sample is taken to estimate what the population parameter is. The mean is one of several parameters, and a Type II error is the probability of non-rejecting a null hypothesis when it is actually false (a false negative).
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