document.write( "Question 311128: . A sample of 40 golfers showed that their average score on a particular golf course was 85 with a standard deviation of 8. \n" );
document.write( "Answer each of the following (show all work): \n" );
document.write( "(A) Find the 95% confidence interval of the mean score for all 40 golfers. \n" );
document.write( "(B) Find the 95% confidence interval of the mean score for all golfers if this is a sample of 70 golfers instead of a sample of 40. \n" );
document.write( "(C) Which confidence interval is smaller and why? (Points :6) \n" );
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