A Given Sample of a Particular Polymer Will Have Molecules

question 22

Multiple Choice

A given sample of a particular polymer will have molecules with a range of molecular weights, MW. If the molecular weight pdf is , what fraction of the molecules will have a molecular weight between 5,000 and 10,000? Round your answer to three decimal places.

• A) 0.993
• B) 0.280
• C) 0.287
• D) 0.529

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Definitions:

Biochemistry Test

A laboratory examination to analyze chemical reactions, substances, and functions in living organisms.

Z-score

A statistical measurement of a score's relationship to the mean in a group of scores, often used to calculate probabilities in a normal distribution.

Tchebysheff's Theorem

A theorem that provides a bound on the probability that the value of a random variable lies within a certain number of standard deviations of the mean.

Observations

Data collected or noticed during an experiment or study, typically recorded for further analysis.