From national research it was determined that the household income in a certain region of the United States, in thousand
Posted: Sun Sep 05, 2021 5:11 pm
From national research it was determined that the household income in a certain region of the United States, in thousands of dollars, had a mean of 53.81 and a standard deviation of 15.10. The distribution was found to be bell-shaped. About 95% of the region's household in comes will lie between what values?