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Test for two independent sample using Excel.

Two boats, the Prada (Italy) and the Oracle (U.S.A.), are competing for a spot in the upcoming America's Cup race. They race over a part of course several times. Below are the sample times in minutes. At.05 significance level, can we end that there is a difference in their mean times?

 

Boat

Times (minutes)

Prada (Italy)

12.9

12.5

11.0

13.3

11.2

11.4

11.6

12.3

14.2

11.3

 

 

Oracle (U.S.A.)

14.1

14.1

14.2

17.4

15.8

16.7

16.1

13.3

13.4

13.6

10.8

19.0

 

Statistics and Probability, Statistics

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