The Mentor of a Class Researched on the Number of Hours

question 5

Essay

The mentor of a class researched on the number of hours spent on study in a week by each student of the class, to analyze the correlation between the study hours and the marks obtained by each student. The data on the hours spent per week by 25 students are listed below:

a. What is the least amount of time a student spent per week on studying after school hours in this sample? The highest?
b. Use a class width of 2 hours to prepare a frequency distribution, a relative frequency distribution, and a percent frequency distribution for the data.
c. Prepare a histogram and comment on the shape of the distribution.

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Definitions:

Electronic Transitions

Describes the movement of electrons between energy levels within an atom or molecule, commonly observed in spectroscopy.

Absorption

The process by which one substance is taken up by another, either through permeation or chemical reaction.

λmax

The wavelength at which a substance exhibits maximum absorbance, often used in spectroscopy to characterize compounds.

UV Spectrum

The part of the electromagnetic spectrum that encompasses ultraviolet light, used in studying molecular structures and chemical properties.