SCENARIO 9-9 The President of a University Claimed That the Entering Class

question 4

Short Answer

SCENARIO 9-9
The president of a university claimed that the entering class this year appeared to be larger than the entering class from previous years but their mean SAT score is lower than previous years.He took a sample of 20 of this year's entering students and found that their mean SAT score is 1,501 with a standard deviation of 53.The university's record indicates that the mean SAT score for entering students from previous years is 1,520.He wants to find out if his claim is supported by the evidence at a 5% level of significance.
-Referring to Scenario 9-9,state the null hypothesis for this study.

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Definitions:

Psychological Perspectives

Various approaches within psychology to understand human behavior and mental processes, including cognitive, behavioral, and psychodynamic perspectives.

Violent Role Models

Individuals who exhibit aggressive behavior and may influence others, especially children, to act in a similar manner.

Functionalism

A perspective in sociology and psychology that emphasizes the importance of the roles that components of a society or mind serve in making the whole functional.

Behavior Analysis

A field of psychology that studies the effects of environmental influences on behavior, often through the use of the experimental analysis of behavior.