The 95% confidence limit for Zn in certain water sample is 2.90+0.25 mg/L. Circle the correct statement below? 1. OThere is a 5% probability that u lies within the range of 2.65 - 3.15 mg L. 2. OThere is 95 % probability that u lies outside the range 2.65 3.15 mg L. 3. OThere is 95 % probability that u lies within the range 2.65 3.15 mgL. 4. OThere is a 0.25% systematic error in the above determination of Zn in water

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The 95% confidence limit for Zn in certain water sample is 2.90+0.25 mg/L. Circle the correct statement below?
1. O There is a 5 % probability that u lies within the range of 2.65 3.15 mg L.
2. OThere is 95 % probability that u lies outside the range 2.65 - 3.15 mgL.
3. OThere is 95 % probability that u lies within the range 2.65 - 3.15 mg L.
4. OThere is a 0.25%6 systematic error in the above determination of Zn in water
EN 2
ELL
Transcribed Image Text:The 95% confidence limit for Zn in certain water sample is 2.90+0.25 mg/L. Circle the correct statement below? 1. O There is a 5 % probability that u lies within the range of 2.65 3.15 mg L. 2. OThere is 95 % probability that u lies outside the range 2.65 - 3.15 mgL. 3. OThere is 95 % probability that u lies within the range 2.65 - 3.15 mg L. 4. OThere is a 0.25%6 systematic error in the above determination of Zn in water EN 2 ELL
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