Question: In a random sample taken at a public playground it
In a random sample taken at a public playground, it took 38, 43, 36, 29, 44, 28, 40, 50, 39, 47, and 33 minutes to play a set of tennis. Use the signed-rank test at the 0.05 level of significance to test whether it takes on the average 35 minutes to play a set of tennis at that public playground.
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