document.write( "Question 925391: A local group claims that the police issue at least 60 speeding tickets a day in their area. To prove their point, they randomly select one month. Their research yields the number of
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document.write( "tickets issued for each day. The data are listed below. At = 0.01, test the group's claim\r
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document.write( "70 48 41 68 69 55 70 57 60 83
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document.write( "32 60 72 58 88 48 59 60 56 65
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document.write( "66 60 68 42 57 59 49 70 75 63
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document.write( "44 \n" );
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Algebra.Com's Answer #561501 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! Ho: x ≥ 60 Claim \n" ); document.write( "Ha: x < 60 \n" ); document.write( "mean = 60.387097 , Sd = 12.186543 \n" ); document.write( "rounded \n" ); document.write( "z = .4/12.2/sqrt(31) = .1825 \n" ); document.write( "p(z < .1825) = .5724 \n" ); document.write( ".5724 > .01 \n" ); document.write( "Accept Claim \n" ); document.write( " \n" ); document.write( " |