Test Scores
the Scores on a Calculus Test for a Random

question 23

Essay

Test scores
The scores on a calculus test for a random sample of 40 students are as follows:
$$\begin{array} { l l l l l l l l l l } 63 & 74 & 42 & 65 & 51 & 54 & 36 & 56 & 68 & 57 \\62 & 64 & 76 & 67 & 79 & 61 & 81 & 77 & 59 & 38 \\84 & 68 & 71 & 94 & 71 & 86 & 69 & 75 & 91 & 55 \\48 & 82 & 83 & 54 & 79 & 62 & 68 & 58 & 41 & 47\end{array}$$
-{Test Grades Narrative)Construct an ogive for this data set.Use the ogive to estimate the proportion of exam scores that are between 80 and 90.

---

Definitions:

Probabilities of Occurrence

The likelihood or chance that a specific event will happen within a given set of circumstances.

Dollar Returns

The financial gain or loss on an investment, expressed in terms of the amount of U.S. dollars gained or lost.

Scale of Investment

The total amount of resources allocated for investments or projects, reflecting the size and scope of the investment activity.

Beta Coefficient

The beta coefficient measures the volatility of an investment or portfolio relative to the volatility of the overall market; it's a key metric in the Capital Asset Pricing Model (CAPM).