OPMT 1130 Quiz 1 Mark: Last Name: First Name: 1. You conducted a survey on the commuting time to campus. Based on a 50-respondent, you found an average of 51.8 minutes. It was later discovered that one of the 50 commuting times was recorded incorrectly. Instead of 24 minutes the commuting time should have been 42 minutes. Compute the average waiting time using the corrected data. ANSWER: 2. You want to make vanilla ice cream and your recipe calls for 8.8% milkfat milk. You have 3 different types of milk that you want to use up, so you are going to mix all of them together. The first bottle has a milkfat percentage of 2% milkfat per litre and you have 6 litres, the second is 1.5% milkfat per litre and you have 8 litres, the third bottle is 4% per litre and you have 10 litres. To get the required percentage of milkfat, you are going to buy some table cream that is 18% milkfat per litre. How much table cream do you need so that the average concentration of milkfat is exactly 8.8%? Show all the work. B