Question: Can someone help with this and also add the concussion and decision? 99. A survey in theN.Y. Times Almanacfinds the mean commute time (one way)

Can someone help with this and also add the concussion and decision?

99. A survey in theN.Y. Times Almanacfinds the mean commute time (one way) is 25.4 minutes for the 15 largest US cities. The Austin, TX chamber of commerce feels that Austin's commute time is less and wants to publicize this fact. The mean for 25 randomly selected commuters is 22.1 minutes with a standard deviation of 5.3 minutes. At the = 0.10 level, is the Austin, TX commute significantly less than the mean commute time for the 15 largest US cities?

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