3. The tear resistance of a type of clothes for 10 samples is as follows: 186, 182, 181, 185, 179, 182, 184, 180, 185, 1
Posted: Wed Jul 06, 2022 12:11 pm
3. The tear resistance of a type of clothes for 10 samples is as follows: 186, 182, 181, 185, 179, 182, 184, 180, 185, 182 Based on the historical data, the standard deviation of these clothes is 2.5. Determine a 95% confidence interval for population mean of these clothes.