document.write( "Question 768686: Consumers spend an average of $21 per week in cash \n" );
document.write( "without being aware of where it goes (data extracted from \n" );
document.write( "“Snapshots: A Hole in Our Pockets,” USA Today, January \n" );
document.write( "18, 2010, p. 1A). Assume that the amount of cash spent \n" );
document.write( "without being aware of where it goes is normally distributed \n" );
document.write( "and that the standard deviation is $5. \n" );
document.write( "a. What is the probability that a randomly selected person \n" );
document.write( "will spend more than $25? \n" );
document.write( "b. What is the probability that a randomly selected person \n" );
document.write( "will spend between $10 and $20? \n" );
document.write( "c. Between what two values will the middle 95% of the \n" );
document.write( "amounts of cash spent fall? \n" );
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