document.write( "Question 1050441: The amount of time that Carlos plays video games in any given week is normally
\n" ); document.write( "distributed. If Carlos plays video games an average of 15 hours per week, with a
\n" ); document.write( "standard deviation of 3 hours, what is the probability of Carlos playing video games
\n" ); document.write( "between 15 and 18 hours a week \n" ); document.write( "
Algebra.Com's Answer #666036 by ewatrrr(24785)\"\" \"About 
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average of 15 hours per week, with a standard deviation of 3 hours
\n" ); document.write( "P (15 ≤ x ≤ 18)
\n" ); document.write( "TI syntax is normalcdf(smaller, larger, µ, σ).
\n" ); document.write( "P (15 ≤ x ≤ 18) = normalcdf(15, 18, 15, 3) \n" ); document.write( "
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