The Chart Shows the Number of Research Articles in the Prominent

question 51

Short Answer

The chart shows the number of research articles in the prominent journal Physics Review that were written by researchers in Europe during 1983-2003 ( represents 1983). Which of the following logistic functions best models the data? ( is the number of years since 1983.)Try to determine the correct model without actually computing data points.
(a)
(B)
(c)
(D) __________ According to the model you selected, at what percentage was the number of articles growing around 1984? __________%

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Definitions:

Chlorine

A highly reactive, greenish-yellow gaseous element used in water purification and the production of numerous chemicals.

Aluminum Chloride

A chemical compound with the formula AlCl3, widely used in the chemical industry as a catalyst and as a component in a variety of chemical reactions.

O,p-director

Substituents in aromatic substitution reactions that direct incoming substituents to the ortho and para positions relative to themselves.

Hydroxyl Group

A functional group consisting of an oxygen atom covalently bonded to a hydrogen atom (-OH), found in alcohols and phenols.