5.49 A random sample of 64 cities in the United States indicates the number of rainy days during the month of June given in Table 5.32. Do rainy days in U.S. cities follow a normal distribution with u = 3 and a = 2 at the 10% level of significance? Ans. No Table 5.32 Number of Rainy Days during June for 64 U.S. Cities Number of Rainy Days 0 1 2 3 4 5 Number of Cities 10 12 22 13 6 64

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