document.write( "Question 1050517: Assume the random variable x is normally distributed with mean u
\n" ); document.write( "equals 81 and standard deviation o equals 4 Find the indicated probability.
\n" ); document.write( "​P(68 less than x less than 79)​P(68less than x less than79​)equals nothing
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Algebra.Com's Answer #666079 by ewatrrr(24785)\"\" \"About 
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u equals 81 and standard deviation o equals 4
\n" ); document.write( "P(68 ≤ x ≤ 79) = normalcdf(68,79,81,4) Use Your Calculator
\n" ); document.write( "In general TI syntax is normalcdf(smaller, larger, µ, σ).
\n" ); document.write( "One could also Use a Casio fx-115 ES plus 0r fx-991 ES plus
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\n" ); document.write( "Recommend Using stattrek.com to check Results
\n" ); document.write( "until You are familiar with Using Your Calculator.\r
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