A Random Sample of N = 4 Scores Is Obtained

question 13

Multiple Choice

A random sample of n = 4 scores is obtained from a population with a mean of µ = 80 and a standard deviation of σ = 10.If the sample mean is M = 90,what is the z-score for the sample mean?​

• A)​z = 20.00
• B)​z = 5.00
• C)​z = 2.00
• D)​z = 1.00

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Definitions:

Anxiety

A mental health disorder characterized by feelings of worry, anxiety, or fear that are strong enough to interfere with one's daily activities.

Familism

A cultural value that emphasizes the importance of family relationships, loyalty, and solidarity among family members over individual needs.

Parent-child Conflict

Refers to disagreements or disputes between a parent and their child, which can range from minor arguments to serious discord affecting their relationship.

Sexual Activity

Behaviors related to seeking or experiencing sexual pleasure, which can involve various forms of physical contact or intimate relationships.