Problem 3. (4 points) Health Canada wishes to estimate the mean amount of mercury μ, in parts per million (ppm), in commerical fish. Specifically, they want to estimate the value of μ to within 0.02, and be 99% confident in their results. Assume that the amount of mercury in commerical fish varies from one fish to another, the standard deviation being σ = 0.2 ppm. How many commerical fish should be randomly chosen, each chosen will have the mercury content measured, to satisfy Health Canadas estimation of μ? (When values from a distribution, use three decimals.) n =
Problem 3. (4 points) Health Canada wishes to estimate the mean amount of mercury μ, in parts per million (ppm), in commerical fish. Specifically, they want to estimate the value of μ to within 0.02, and be 99% confident in their results. Assume that the amount of mercury in commerical fish varies from one fish to another, the standard deviation being σ = 0.2 ppm. How many commerical fish should be randomly chosen, each chosen will have the mercury content measured, to satisfy Health Canadas estimation of μ? (When values from a distribution, use three decimals.) n =
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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