document.write( "Question 1174929: you are studying a particular acne medicine that is associated with developing freckles in teens. you believe that this medicine causes freckles for 80% of the teens who use it, and you are interested in evaluating whether that’s true. \n" ); document.write( "
Algebra.Com's Answer #800431 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Hi\r\n" );
document.write( " 1) Take a random sample of those who have used it \r\n" );
document.write( " 2) Determine the mean and standard deviation for that sample: \r\n" );
document.write( " 3) complete a Hypothesis test at .05\r\n" );
document.write( "Ho: u = 80 (claim)\r\n" );
document.write( "Ha: u ≠ 80\r\n" );
document.write( " 4) Use a t-test \r\n" );
document.write( " 5) determine the p-value\r\n" );
document.write( " 6) IF  p-value > .05 (do not reject Ho), test would indicate u = 80\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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