The work week 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 most working adults in the US. She asks 12 engineering friends at start-ups for the lengths in hours of their work week. Their responses are shown in the table below. Test the claim using a 5% level of significance. Give answer to at least 4 decimal places. Hours 50 41. 51 50 50 66 58 59 47 45 51 53 a. What are the correct hypotheses? Ho: Select an answer H: Select an answer > Based on the hypotheses, find the following: b. Test Statistic- c. p-value- d. The correct decision is to [Select an answer e. The correct summary would be: Select an answer hours hours that the mean number of hours of all employees at start-up companies work more than the US mean of 47 hours.