The Following Frequency Distribution Represents the Scores on a Math

question 28

Multiple Choice

The following frequency distribution represents the scores on a math test. Find the class_ midpoint of scores for the interval 40-59. $$\begin{array} { c c } \hline \text { Scores } & \text { Number of students } \\\hline 50 - 59 & 2 \\60 - 69 & 4 \\70 - 79 & 6 \\80 - 89 & 15 \\90 - 99 & 5 \\\hline\end{array}$$

• A)50.5
• B)48.5
• C)49.5
• D)49.0

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Definitions:

Type A Personality

A behavior pattern characterized by competitiveness, urgency, aggression, and a constant struggle to achieve more in less time.

Optimism

The tendency to maintain a generally hopeful outlook and to expect positive outcomes.

Type A Personality

A personality type characterized by competitiveness, urgency, aggression, and a constant sense of urgency.

Learned Helplessness

A situation in which someone endures a profound sense of being powerless, frequently due to undergoing a traumatic experience or constant lack of success.