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

question 24

Short Answer

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 highest level of significance at which the null hypothesis cannot be rejected is ________.

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Definitions:

Decision

A choice made from among available alternatives in a process of judgment or problem-solving.

Clear And Present Danger

A legal doctrine used to determine under what circumstances limits can be placed on First Amendment freedoms of speech, press, or assembly.

Supreme Court

The highest federal court in the United States, with the ultimate authority in interpreting the U.S. Constitution and federal laws.

Civil War Amendments

Refers to the 13th, 14th, and 15th amendments to the United States Constitution, which abolished slavery, granted citizenship rights, and protected voting rights post-Civil War.