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

question 173

True/False

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,the null hypothesis would be rejected if a 1% probability of committing a Type I error is allowed.

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Definitions:

Self-Concept

One’s self-description and self-evaluation according to various categories, such as child, adolescent, or adult, one’s gender, and one’s skills.

Nose Touching

A gesture that can indicate various social cues or emotional states, depending on the context, including lying, discomfort, or the need for reassurance.

Stranger Anxiety

The fear and apprehension that young children experience when encountering unfamiliar people, typically evident from about 6 to 12 months of age.

Disorganized-Disoriented Attachment

A type of insecure attachment where children exhibit a lack of clear attachment behavior, often due to inconsistent or traumatic caregiving.