A Statistics Teacher Wants to See If There Is Any $$\begin{array}{l}\text { Today } \quad \text { Five Y ears Ago }\\\begin{array} { l l } 82 & 88 \\112.5 & 54 \\45 & 36\end{array}\end{array}$$

question 53

Multiple Choice

A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago.A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken.You are given the following information. $$\begin{array}{l}\text { Today } \quad \text { Five Y ears Ago }\\\begin{array} { l l } 82 & 88 \\112.5 & 54 \\45 & 36\end{array}\end{array}$$
The 95% confidence interval for the difference between the two population means is

---

Definitions:

Classical Freudian

Pertaining to the original theories and therapeutic methods developed by Sigmund Freud, focusing on unconscious motivations and early childhood experiences.

Major Life Decisions

Major life decisions are significant choices that influence the course of one's life, such as career selection, marriage, and buying a house.

Psychoanalytic Principles

Concepts and theories developed by Sigmund Freud and his successors that emphasize unconscious processes, conflicts, and past experiences in understanding human behavior.

Internet-Based Therapy

Psychological counseling and therapy services provided over the internet, including through emails, video conferencing, online chats, or digital interventions.