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Biologist in modern days usually use the term “oxygen demand” to explain the amount of oxygen...

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Statistics

Biologist in modern days usually use the term “oxygen demand” toexplain the amount of oxygen that is needed by aquatic organism tosurvive life. A group of biological scientist conducted a study ina particular swam area in order to know the average mean of oxygenneeded by this aquatic organism in that area for survival. Thescientist decided to take a random sample of 45 aquatic organismsin this area and measure the oxygen needed for their survival inmg/L. Conduct a confidence interval for true mean of oxygen neededfor survival in this area. The data are shown below in mg/L. 8.47.9 9.2 9.1 8.6 9.0 9.5 9.4 8.9 8.9 9.4 8.5 8.7 8.8 9 9.3 9.5 9.58.6 8.9 8.4 7.9 9.2 9.5 9.6 9.2 9.1 8.6 8.7 8.5 9.2 8.7 8.8 8.6 9.28.8 7.9 8.9 9.1 9.5 8.8 8.9 9.2 9.1 9.4

Answer & Explanation Solved by verified expert
3.6 Ratings (413 Votes)
Answer 95 confidence interval fortrue mean 88013 90609 ExplanationTo find the confidence interval fortrue mean consider the 95 confidence level ie alpha 005Now the fromula for    See Answer
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