subject applied statistics

Q1. Suppose you and your friends went on a trip to Northern Areas, the temperature (.C) in the 7 days before your visit was recorded to be 1.7, 5.3, 2.8, 4.9, 5.7, 3.3 and 5.2. During your week's stay there, the temperature recorded was 2.8, 5.8, 3.1, 4.2, 1.5, 4.4 and 2.9. (7) a) Calculate the level of variation in the temperature experienced during your trip and before your trip? b) Based on the results found in part a, state when was the temperature variability high, before your stay or during your stay