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

question 102

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.
-True or False: Referring to Table 9-9,if these data were used to perform a two-tail test,the p-value would be 0.1254.

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Definitions:

Correlation Coefficient

The correlation coefficient is a statistical measure that calculates the strength of the relationship between the relative movements of two variables.

Portfolio Opportunity Set

The expected return–standard deviation pairs of all portfolios that can be constructed from a given set of assets.

Efficient Frontier

A portfolio optimization concept that plots the best possible return for a given level of risk based on various asset combinations.

Optimal Risky Portfolio

The optimal risky portfolio is the combination of risky assets that provides the highest expected return for a given level of risk or the lowest risk for a given level of expected return.