Example: Bank's net income
{"Image DocumentName": "Example: Bank\u2019s net income", "Image ImageDescription": "The community bank survey described in previous lecture also asked about net income and reported the percent change in net income between the first half of last year and the first half of this year. The mean change for the 110 banks in the sample is Because the sample size is large, we are willing to use the sample standard deviation s = 26.4% as if it were the population standard deviation \uf073. The large sample size also makes it reasonable to assume that is approximately normal.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}