According to the Chebyshev Rule, at Least What Percentage of the Observations

question 51

Multiple Choice

According to the Chebyshev rule, at least what percentage of the observations in any data set are contained within a distance of 2 standard deviations around the mean?

• A) 88.89%
• B) 75%
• C) 67%
• D) 95%

Understand the concept and calculation of the joint probability of events.

Identify and apply the addition and multiplication rules of probability.

Understand the concept of chemical equilibria and the factors affecting equilibrium constants.

Identify and explain the nature and significance of tautomers, specifically ketone-enol tautomerism.

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