Main Effects & Interactions page 2. Because a main effect is the effect of one independent variable on the dependent variable, ignoring the effects of other independent variables, you will have a total of two potential main. effects in this study: one for age of student and one for teacher expectations. In general, there. is one main effect for every independent variable in a study.
When to Make Reservations. Guests staying at a Disney Resort can book Fastpasses up to 60 days in advance. At that point they are able to make reservations for the length of their stay. Guests not staying at a Disney Resort can book Fastpasses up to 30 days in advance.
Add theme park tickets to your stay and, at no extra charge, reserve arrival times at select attractions, Character Greetings and more with FastPass+. Make FastPass+ selections at popular attractions, such as Dumbo the Flying Elephant, as early as 30 days before you arrive. No Tickets, Thanks Select Your Tickets.