Two hundred fish caught in Cayuga Lake had a mean length of 14.3 inches. The population standard deviation is 3.8 inches. (Give your answer correct to two decimal places.)
(a) Find the 90% confidence interval for the population mean length.
Lower Limit | |
Upper Limit |
(b) Find the 98% confidence interval for the population mean
length.
Lower Limit | |
Upper Limit |
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