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

question 13

True/False

TABLE 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 Table 9-9, the null hypothesis would be rejected.

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Definitions:

Systems

Complex networks of interrelated components that work together to achieve some objective.

Kaizen Approach

A philosophy or practice focusing on continuous improvement in all aspects of life, particularly in business.

Operational Decisions

Decisions made in the day-to-day functioning of a company that are routine and aim to improve effectiveness and efficiency.

Radical Shifts

Significant changes that drastically alter the existing order, perceptions, or conditions in a given context, often leading to a new paradigm.