In Order to Predict with 80% Confidence the Expected Value

question 299

Multiple Choice

In order to predict with 80% confidence the expected value of y for a given value of x in a simple linear regression problem,a random sample of 15 observations is taken.Which of the following t-table values listed below would be used?

• A)1.350
• B)1.771
• C)2.160
• D)2.650

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