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One Sample t Test.

When consumers are relevant for credit, their credit is rated using FICO scores.  A random sample of credit ratings is obtained, and the FICO scores are summarized with these statistics: n=18, x=660.3, s=95.9.  Use a 0.05 significance level to test the claim that these credit rating are from a population with a mean that is equivalent to 700.  If the Bank of Newport requires a credit rating of 700 or higher for a car loan, do the results indicate that every that everyone will be eligible for a car loan? Why or why not?

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