document.write( "Question 1195530: Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. (Enter a number. Round your answer to four decimal places.)
\n" ); document.write( "𝜇 = 20; 𝜎 = 3.8
\n" ); document.write( "P(x ≥ 30) =
\n" ); document.write( "

Algebra.Com's Answer #828047 by ikleyn(52803)\"\" \"About 
You can put this solution on YOUR website!
.
\n" ); document.write( "Assume that x has a normal distribution with the specified mean and standard deviation.
\n" ); document.write( "Find the indicated probability. (Enter a number. Round your answer to four decimal places.)
\n" ); document.write( "𝜇 = 20; 𝜎 = 3.8
\n" ); document.write( "P(x ≥ 30) =
\n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The normal distribution curve is a bell shaped curve.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The question is to determine the area under the GIVEN normal distribution curve to the right of 30 units.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Go to website \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "https://onlinestatbook.com/2/calculators/normal_dist.html\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "and use free of charge online calculator specially intended for this purpose.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Input  20  in the port window  \" Mean \";\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "input  3.8  in the port window     \" SD \";        ( <<<---=== SD means \"standard deviation\" )\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "input number  30  in the port windows  \" ABOVE \".\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Then click the button  \" Recalculate \".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "You will get the  \"highlight%28highlight%28ANSWER%29%29\"  0.0042  in the window  \" Area  (probability) \".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The shaded area in the plot shows you the area of the interest.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Every time as you get similar problem,  you can solve it this way.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "This way is the easiest and shortest way to learn the subject.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "When you learn the subject enough,  you will be ready and may start learning other ways.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );