The Grades on a Chemistry Exam for a Sample of 40

question 11

Short Answer

The grades on a chemistry exam for a sample of 40 students are as follows: $$\begin{array} { l l l l l l l l l l } 47 & 82 & 83 & 54 & 79 & 62 & 68 & 58 & 41 & 48 \\84 & 68 & 71 & 91 & 71 & 86 & 69 & 75 & 94 & 55 \\62 & 64 & 67 & 76 & 79 & 61 & 81 & 77 & 59 & 38 \\57 & 74 & 42 & 56 & 51 & 54 & 36 & 65 & 68 & 63\end{array}$$ Estimate the percentage of grades that are between 80 and 90.

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Definitions:

Odor Molecules

Chemical compounds that are perceived by the olfactory system, leading to the sensation of smell.

Hyaline Cartilage

A type of strong, flexible cartilage found in areas such as the rib cage, nose, and joints, providing support and reducing friction.

Pulmonary Arteries

Blood vessels that transport deoxygenated blood from the heart to the lungs for oxygenation.

Sheep Lungs

Animal organs used in both scientific research and culinary dishes, notable for their spongy texture.