An Instructor Made a Frequency Table of the Scores His

question 89

Multiple Choice

An instructor made a frequency table of the scores his students got on a test
$$\begin{array} { c c } \text { Score } & \text { Frequency } \\30 \text {-under } 40 & 1 \\40 \text {-under } 50 & 4 \\50 \text {-under } 60 & 5 \\60 \text {-under } 70 & 10 \\70 \text {-under } 80 & 20 \\80 \text {-under } 90 & 10 \\90 \text {-under } 100 & 5\end{array}$$
Approximately what percent of students got more than 70?

• A)36
• B)20
• C)50
• D)10
• E)64

---

Definitions:

Behavior

The actions, reactions, or mannerisms exhibited by individuals, often studied in psychology to understand and predict human motives and development.

Pessimistic

A tendency to see the worst aspect of things or believe that the worst will happen; a lack of hope or confidence in the future.

Conscious Forces

Psychological elements within an individual’s awareness that influence thoughts, feelings, and actions.

Image

The representation or perception of someone or something in the mind or through media, which can influence attitudes and behaviors.