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

question 95

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

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Definitions:

Price Inelastic

A situation where the demand for a good or service does not change significantly when its price changes.

Negative Cross Elasticity

A situation where the demand for one product decreases as the price of another product decreases, indicating complementary goods.

Income Inelastic

Describes a good or service whose demand does not significantly change with a change in consumers' income.