The median age at first marriage in 2014 for women was 27 years€”the highest it has ever been. A random sample of women€™s ages (in years) from recently applied for marriage licenses resulted in the following set of ages. At α = 0.05, is there sufficient evidence that the median is not 27 years?

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28.4 25.1 34.2 24.3 26.2 34.1 34.6 29.8 28.9 31.2 25.9 30.6 21.4 35.6 28.3