Use the Following Information to Answer Questions (1) - (5)

question 38

Multiple Choice

Use the following information to answer questions (1) - (5) . Feature movie lengths (in hours) were measured for all movies shown in the past year in the U.S. The mean length of all feature length movies shown was 1.80 hours with a standard deviation of 0.15 hours. Suppose the length of a random sample of 20 movies was recorded from all movies released this year. The mean length of the feature length movies was found to be 1.72 hours with a standard
deviation of 0.18 hours.
-Suppose the process of taking random samples of size 20 is repeated 200 times and a histogram of the 200 sample means is created. The histogram would be a display of which of the following?

• A)population distribution
• B)distribution of a sample
• C)sampling distribution of means
• D)normal distribution

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Definitions:

Personal Interpretations

Individual understandings or meanings assigned to experiences, symbols, or events, based on one's own knowledge and beliefs.

Cognitive Therapists

Mental health professionals who help people identify and correct faulty or maladaptive thinking patterns and behaviors through a range of strategies aimed at changing thoughts and actions.

Life Events

Significant experiences or milestones in an individual's life that can have profound psychological and emotional impacts, such as marriage, childbirth, or the death of a loved one.

Systematic Desensitization

A therapeutic intervention used to gradually reduce a person's anxiety towards a particular object or situation by slowly exposing them to the fear in a controlled way.