The Mean of a Set of Data Is -1

question 68

Multiple Choice

The mean of a set of data is -1.82 and its standard deviation is 3.91. Find the z score for a value of 4.51.

• A) 1.46
• B) 1.78
• C) 1.92
• D) 1.62

---

Definitions:

Modeling

The process of representing real-life systems through mathematical formulas and simulations.

Social Withdrawal

The avoidance of social interactions and situations, often due to anxiety or preference for solitude.

Transference

A phenomenon in psychoanalysis whereby patients project feelings about important people from their past onto the therapist.

Exposure Therapies

Behavioral techniques that expose individuals to anxiety- or fear-related stimuli under carefully controlled conditions to promote new learning.