A company that produces detergents wants to estimate the mean amount of detergent in 64-ounce jugs at a 95% confidence level. The company knows that the standard deviation of the amounts of detergent in all such jugs is 0.26 ounce. How large a sample should the company take so that the estimate is within 0.04 ounce of the population mean? Round your answer up to the nearest whole number. Attempts: 0 of 2 used