Construct a Relative Frequency Histogram for the Test Grades for a University

question 8

Essay

Construct a relative frequency histogram for the test grades for a university business statistics class. $$\begin{array} { | r | r | r | r | r | r | r | r | r | r | } \hline 63 & 74 & 42 & 65 & 51 & 54 & 36 & 56 & 68 & 57 \\\hline 62 & 64 & 76 & 67 & 79 & 61 & 81 & 77 & 59 & 38 \\\hline 84 & 68 & 71 & 94 & 71 & 86 & 69 & 75 & 91 & 55 \\\hline 48 & 82 & 83 & 54 & 79 & 62 & 68 & 58 & 41 & 47 \\\hline\end{array}$$

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Definitions:

Mid-ocean Ridge

An underwater mountain range formed by plate tectonics, where new oceanic crust is created through volcanic activity.

Linear Island Chain

A sequential assembly of islands that form in a straight line, often the result of volcanic activity on the seafloor.

Fracture Zone

A linear zone of irregular topography on the ocean floor where tectonic plates have fractured and moved apart.

Subduction

The process by which one tectonic plate moves under another, sinking into the mantle due to gravitational forces.