a researcher set a 95% confidence interval on the mean length of fish in recreational lake and found to be from 6.2 to 8.7 inches. which of the following is a proper of this interval?

a. we are 95% confident that the sample mean length of fish in the recreational lake is between 6.2 to 8.7 inches

b. there is a 95% confident that randomly selected fish from the recreational lake will be between 6.2 and 8.7 inches

c. we are 95% confident that the fish population mean length in the recreational lake between 6.2 and 8.7 inches

d. all fish in the recreational lake, 95% are between 6.2 and 8.7 inches long

e. all the sample fish, 95% are between 6.2 and 8.7 inches long