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

question 16

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,the lowest level of significance at which the null hypothesis can still be rejected is .

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Definitions:

Emotional Markers

Psychological indicators that relate to an individual's emotional state or changes, often influencing decision-making and behavior.

Four-drive Theory

A motivational theory suggesting that human beings have four basic drives: the drive to acquire, the drive to bond, the drive to learn, and the drive to defend.

Emphasis

Special importance, value, or prominence given to something.

Information

Data, facts, or knowledge provided or learned about something or someone.