Mathematics, 01.07.2020 18:01 didraga777

The FDA regulates that fresh Albacore tuna fish that is consumed is allowed to contain 0.82 ppm of mercury or less. A laboratory is estimating the amount of mercury in tuna fish for a new company and needs to have a margin of error within 0.023 ppm of mercury with 97% confidence. Assume the population standard deviation is 0.143 ppm of mercury. What sample size is needed? Round up to the nearest integer, do not include any decimals.

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The FDA regulates that fresh Albacore tuna fish that is consumed is allowed to contain 0.82 ppm of m...