Question: A previous medical study claims that the average cholesterol level of people who have had a stroke is 240. A new study samples 50 people

A previous medical study claims that the average cholesterol level of people who have had a stroke is 240. A new study samples 50 people who have had strokes, and finds the the average cholesterol level was 250 with a standard deviation of 60. When testing the hypothesis (at the 5% level of significance) that the average cholesterol level of people who have had a stroke is 240, the test statistic is 1.18. What is the p-value?

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