significance level of 0.05.

significance level of 0.05. s). A student who has a 9:00 am class on Monday and 9:30 class on Tuesday mornings wants to know if the mean time required to find a parking space just before 9 am is the same for each of these two days of the week. He randomly selects eight weeks for Monday and nine weeks for Tuesday and records the time taken to find a parking space on Monday and Tuesday of each of the weeks. A summary of analysis of these times is given in the following table: Day of Number of Mean of Time Standard Deviation the Week Weeks to Obtain a of Time to Obtain a Observed Parking Spot Monday 8 Tuesday 9 3.8625 5.9222 Parking Spot 0.5553 1.1311 Perform a hypothesis test to determine if the mean time to find a parking spot on Monday is less than the mean time for Tuesday. Use a significance level of 0.05 with degrees of freedom equal to 11.