TABLE 10-3
A real estate company is interested in testing whether the mean time that families in Gotham have been living in their current homes is less than families in Metropolis. Assume that the two population variances are equal. A random sample of 100 families from Gotham and a random sample of 150 families in Metropolis yield the following data on length of residence in current homes.
Gotham: 
G = 35 months, SG² = 900 Metropolis: 
M = 50 months, SM² = 1050
-Referring to Table 10-3, what is the 99% confidence interval estimate for the difference in the two means?
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A tube inserted through the abdomen directly into the stomach for the purpose of feeding and nutritional support.
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The act of an individual taking medication or performing a medical procedure on themselves without professional assistance.
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An individual over the age of majority, usually 18 or older, who is receiving medical care or treatment.
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