document.write( "Question 1197441: Bowling is being played by Ana and Bea. Assume that both are experienced bowlers and that Bea's and Ana's bowling scores are regularly distributed, with Ana's having a mean of 175 and a standard deviation of 10, and Bea's having a mean of 170 and a standard deviation of 5. determine the likelihood that\r
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\n" ); document.write( "\n" ); document.write( "(A) At least one of them registers a game-high 185 points.\r
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\n" ); document.write( "\n" ); document.write( "(B) Ana and Bea both receive scores of between 168 and 173. \n" ); document.write( "

Algebra.Com's Answer #830757 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi  \r\n" );
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document.write( "(A) At least one of them registers a game-high 185 points.\r\n" );
document.write( "Using TI or similarly an inexpensive calculator like an Casio fx-115 ES plus\r\n" );
document.write( "Bea: µ = 170 and σ = 5    Ana: µ = 175 and σ = 10\r\n" );
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document.write( " P(Bea OR Anna have 185)  = .0009 + .024 = .0249\r\n" );
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document.write( "(B) Ana and Bea both receive scores of between 168 and 173.\r\n" );
document.write( "   B(both between 168 and 173) = (.38)(.18)\r\n" );
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document.write( "Wish You the Best in your Studies.\r\n" );
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