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Identify the compound: C4H8O2: 1H NMR, δ 1.23 (3H, triplet), 2.00 (3 H , singlet ), 4.02(2 H, quartet) ; IR, 2980,1740 cm-1
Confidence Desired
The degree of certainty or level of confidence one desires in the results of a statistical analysis, often expressed as a percentage.
Confidence Interval
A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain probability level.
Sampling Error
The difference between a sample statistic and the corresponding population parameter due to the fact that the sample is not a perfect representation of the population.
Sample Size
The number of observations or data points collected in a study.
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