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.
Hotel Transfers. Another quick way to earn points toward the Companion Pass is by transferring hotel points. However, this is only available through March 31, and Southwest has specifically said that this is a hard deadline with no room for exceptions.