<PRE><B>Question 208700</B>
At the .10 significance level, can we 
conclude that there is a difference in the amounts quoted? 
Family Progressive GEICO
Becker $2,090 $1,610 
Berry 1,683 1,247
Cobb 1,402 2,327
Debuck 1,830 1,367
DuBrul 930 1,461
Eckroate 697 1,789
German 1,741 1,621
Glasson 1,129 1,914
King 1,018 1,956
Kucic 1,881 1,772
Meredith 1,571 1,375
Obeid 874 1,527
Price 1,579 1,767
Phillips 1,577 1,636
Tresize 860 1,188

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Find the mean charge for each of the companies.
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Ho: u(prog) - u(Gei) = 0
Ha: they are not equal
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Run a T-test to get a test statistic and p-value
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If the p-value is greater than 10% do not reject Ho.
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Cheers,
Stan H.
PS: Reply to stanbon@comcast.net since the algebra.com feedback 
program is not working.
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