Instruction 2-7
the Stem-And-Leaf Display Below Contains Data on the Number

question 15

Short Answer

Instruction 2-7
The Stem-and-Leaf display below contains data on the number of months between the date a civil suit is filed and when the case is actually adjudicated for 50 cases heard in the Supreme Court of Victoria.
$$\begin{array} { l l } \text { Stem } & \text { Leaves } \\\hline \hline 1 \mathrm {~L} & 23444 \\1 \mathrm { H } & 7899 \\2 \mathrm {~L} & 22223455 \\2 \mathrm { H } & 678889 \\3 \mathrm {~L} & 001113 \\3 \mathrm { H } & 5778 \\4 \mathrm {~L} & 0234 \\4 \mathrm { H } & 5579 \\5 \mathrm {~L} & 1124 \\5 \mathrm { H } & 66 \\6 \mathrm {~L} & 15 \\6 \mathrm { H } & 8\end{array}$$ Note: 1L means the "low teens" - 10,11,12,13,or 14;1H means the "high teens" - 15,16,17,18,or 19;2L means the "low twenties" - 20,21,22,23,or 24,etc.
-Referring to Instruction 2-7,if a frequency distribution with equal sized classes was made from this data,and the first class was "10 but less than 20",the cumulative percentage of the second class would be ________.

---

Definitions:

Psychosexual Stages

A series of stages through which the sexual instinct develops; each stage is defined by an erogenous zone around which conflict arises.

Oral Stage

In Freudian psychoanalytic theory, the first stage of psychosexual development, where the mouth is the primary source of gratification.

Infancy

The period in human development from birth to the age of two, characterized by rapid physical growth and cognitive development.

Fixated

A psychological term referring to an obsessive interest or focus on a particular object, activity, or stage of development.