Question: Having trouble with this one as well. Question 20 (1 point) The workweek for adults in the US that work full time is normally distributed

Having trouble with this one as well.

Question 20 (1 point) The workweek for adults in the US that work full time is normally distributed with a mean of 47 hours. A newly hired engineer at a start-up company believes that employees at start-up companies work more on average then working adults in the US. She asks 15 engineering friends at start-ups for the lengths in hours of their workweek. Their responses are shown in the table below. Test the claim using a 5% level of significance. See Excel for Data. Work Hour Data The hypotheses for this problem are: Ho L = 47 H1: H > 47 Find the test statistic. Round answer to 4 decimal places. Test Statistic t = Submit Quiz 17 of 20 questions saved

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