Question: Test the given claim using the traditional method of hypothesis testing. Assume that the sample has been randomly selected from a population with a normal distribution.

A large software company gives job applicants a test of programming ability and the mean for that test has been 160 in the past. Twenty five job applicants are randomly selected from one large university and they produce a mean score and standard deviation of 183 and 12, respectively- Use a 0.05 level of significance to test the claim that this sample comes from a population with a mean score greater than 160.

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