According to the New York Times the average number of
According to the New York Times, the average number of roses imported to the United States from Costa Rica is 1,242 per month, while the average number imported from Guatemala each month is 1,240.14 Assume that these two numbers are the averages of samples of 15 months each, and that both sample standard deviations are 50. Conduct a test for equality of means using the 0.05 level of significance.
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